The values for the speed of the scientists and the distance time graph are found as follows;
6. Please find attached the required distance time graph for each scientist
7. Newton's speed is about 1.[tex]\overline{1}[/tex] m/s
Madam Curie's speed is 2.5 m/s
Tyson's speed is 1.[tex]\overline{428571}[/tex] m/s
8. Madam Curie won the race, Tyson was second and Newton was third
9. The slope of the lines on the graphs are
The slope on Newton's graph = 1.[tex]\overline{1}[/tex]
Slope on Madam Curie's graph = 2.5
Slope on Tyson's graph = 1.[tex]\overline{428571}[/tex]
What is the slope of a linear graph?The slope of a graph is the ratio of the rise to the run of the line on the graph.
The specified information in the question are as follows;
The time it takes Newton to complete the 10 meters walk = 9 seconds
The time it takes Madame Curie to complete the distance of 10 meters = 4 seconds
The time it takes Tyson to complete the 10 meter distance while balancing the apple on his head = 7 seconds
The formula for the speed is; Speed = Distance/time
[tex]Speed = \dfrac{Distance}{Time}[/tex]
Distance = Time × Speed
Therefore, distance is directly proportional to the time of travel at a specified speed
The graph of the distance to time is therefore a straight line passing through the origin.
The coordinate of the origin (0, 0) is a point on the graph of each person.
The other point are specified by the value, y = 10 meters, and t as follows;
The points on the graph of Newton are (9, 10), (0, 0)
Newton's speed = 10 m/(9 s)= 1.[tex]\overline{1}[/tex] m/s
The point on the graph of Madam Curie are (4, 10), (0, 0)
Madam Curie's speed = 10 m/(4 s) = 2.5 m/s
Points on the graph for Tyson are (7, 10), (0, 0)
Tyson's speed = 10 m/(7 s) = 1.[tex]\overline{428571}[/tex] m/s
Please find the distance vs. time graph for each scientist created with MS Excel
7. The formula for the speed of each scientist is presented as follows;
[tex]Speed = \dfrac{Distance }{Time}[/tex]
Newton's speed = 10 m/(9 s) = 1.[tex]\overline{1}[/tex] m/s
Madam Curie's speed = 10 m/(4 s) = 2.5 m/s
Tyson's speed = 10 m/(7 s) = 1.[tex]\overline{428571}[/tex] m/s
8. The winner of the race is the scientist with the highest speed, who completes the 10 meter distance in the shortest time, which is Madam Curie
The scientist that was second is the scientist with the second fastest time, which is Tyson
The scientist that was third is Newton
9. The slope of the line is equivalent to the speed of each scientist, therefore;
The slope for Newton's distance time graph is 1.[tex]\overline{1}[/tex] m/s
Slope for the graph for Madam Curie is 2.5
Slope for the distance to time graph for Tyson is 1.[tex]\overline{428571}[/tex]
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What is the best way to ensure proper protein levels?
To ensure proper protein level one should include various sources of protein that can include lean meat , eggs , diary products ,protein shakes and legumes .
Protein is one of the most essential nutrients for daily life , as they are required to help your body repair cells and make new ones. Protein also plays crucial role in growth and development in children and expecting mothers .
In general , proteins are required for the repairing and building your body's tissues, They also allows metabolic reactions to occurs at place for easy body function . so we can say that protein is crucial for maintaining structural framework of body and also helps in maintaining fluid balance .
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What is the genetic basis behind the appearance and gender of calico cats?
The gene for "orange or black coat" is on the X chromosome, so if "orange" and "black" are active in different cells, female cats can have both colors of calico cat's coat. Yes, because male cats only have one X. The chromosome is her only one of these colors.
The calico, or more specifically tortoiseshell, pattern of cats is observed in female (or rarely male XXY) cats with different alleles at the coat color locus on the X chromosome. One of the X chromosomes carries alleles for black fur pigment and the other for orange fur pigment. Random inactivation of one of the X chromosomes causes orange and black spots on the cat's coat. Males with a single X chromosome have either orange or black fur, depending on which allele they possess. Calico cats have large white spots along with orange or black spots on their fur due to an autosomal gene that causes white spots.
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A molecule that can be used as a molecular clock has a neutral mutation rate of one mutation per 40 million years. How many years ago did two species share a common ancestor if the molecules found in these two species differ by a total of eight mutations
The two species must have shared a common ancestor 320 million years ago, since the neutral mutation rate of the molecular clock is one mutation per 40 million years and the two species differ by a total of eight mutations.
A molecular clock is a tool used by scientists to estimate the time since two species have shared a common ancestor. This is done by measuring the number of genetic differences, or mutations, between the two species. The molecular clock is based on the assumption that the mutation rate is constant.
In this case, we know that the neutral mutation rate of the molecule being used as a molecular clock is one mutation per 40 million years. This means that for two species to have a difference of eight mutations, it must have been at least 320 million years ago that they shared a common ancestor.
To arrive at this conclusion, we can use the following formula:
Number of mutations × Neutral mutation rate = Time since common ancestor
In this case, 8 mutations × 40 million years = 320 million years. This means that two species must have shared a common ancestor at least 320 million years ago for them to have a difference of eight mutations.
The molecular clock can be a powerful tool for scientists to estimate the time since two species have shared a common ancestor. In this case, the neutral mutation rate of the molecule was known and used to calculate that two species must have shared a common ancestor at least 320 million years ago.
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Which of the following best describes why scientists used the conversion of stored binary patterns to send an image to star cluster M13?
Scientists used the conversion of stored binary patterns to send an image to the star cluster M13 as a way to transmit data over long distances through space using radio waves.
What are binary patterns?
Generally, Radio waves allowed scientists to communicate data over vast distances via space by converting stored binary patterns into a pattern that could be decoded as an image. This was done in order to send a picture to the star cluster M13.
By encoding the information to be sent into a binary format, which can then be communicated as a sequence of radio waves, this technology enables the transfer of enormous quantities of information in a manner that is both efficient and accurate.
It is possible that the picture was selected as the data to be sent in order to demonstrate the capabilities of the technology or to test those capabilities.
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so i kinda need help with this problem, can someone help?
This is what I think maybe this can help you
What is a contrast to natural selection?
Artificial selection is a contrast to natural selection.
Natural selection is the process by which populations of organisms adapt and change. Individuals within a population are inherently variable. In other words, all individuals are different in some way. This variation means that some individuals have traits that adapt better to their environment than others.
Natural selection is the selection process that occurs as a result of an organism's ability to adapt to its environment. Artificial selection, on the other hand, is selective breeding imposed by an external entity, usually a human, to increase the abundance of desirable traits.
Examples of natural selection include : Selection of long-necked giraffes.
Examples of artificial selection include : Breeding different breeds of dogs and cows to produce the desired breed.
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How do you treat chronic disease naturally?
Treating chronic disease naturally is becoming increasingly popular as more people look to natural remedies to support their health and wellbeing. There are a number of strategies you can use to treat chronic disease naturally, such as making lifestyle changes, utilizing natural treatments and supplements, and finding supportive resources.
Lifestyle changes are key to treating chronic disease naturally, as they can help reduce inflammation, reduce stress, and improve overall wellness.
Eating a healthy, balanced diet, exercising regularly, and getting enough sleep are all important lifestyle changes that can help to manage chronic illness. Additionally, reducing your exposure to environmental toxins and managing stress levels can be beneficial.
Natural treatments and supplements can also be used to help treat chronic disease naturally. Herbs, essential oils, and dietary supplements can be used to support a healthy immune system, reduce inflammation, and support overall wellbeing.
Finally, finding supportive resources can be helpful in managing chronic illness naturally. Support groups, online forums, and communities can provide emotional support and help connect individuals with resources and information to help them manage their chronic disease.
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This is all the information it gives
Food coloring molecules in both the hue yellow and the color blue are tiny.
What does the word "membrane" mean?The small piece that defines the external perimeter of a live colony or a interior cell compartment is known in biology as a membrane. The organelles are the spaces surrounded by internal membranes and have the plasma membrane as their external border.
What purposes do membranes serve?Therefore, the cell membrane serves two purposes: first, as a barrier preserving the components in and undesired things out, and second, as a gate permitting the passage of vital nutrients into the cell and the movement of waste products out of the cell.
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How would cyanide poisoning affect the rest of the ETC and proton gradient across the inner mitochondrial membrane?
After the cyanide poisoning the proton gradient will be reduced. Moreover, it will lead to the stopping of the electron transport chain (ETC). Because it prevents the complex IV from transporting electrons, cyanide functions as a poison.
Most of the electron transport chain will abruptly slow down and cease if complex IV cannot transmit electrons. Protons won't be pumped out of the matrix and into the intermembrane space if electrons aren't traveling along the transport chain. The gradient will deteriorate as the protons already in the intermembrane space move down their gradient and into the matrix because they won't be replaced. Thus, this will cause the intermembrane space's pH to decrease.
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British land snails primarily occur in two extreme phenotypes. This is an example of
a. directional selection.
b. stabilizing selection.
c. disruptive selection.
d. genetic drift.
e. mutation.
British land snails primarily occur in two extreme phenotypes. This is an example of disruptive selection, which means option C is the right answer.
British land snails are the native organisms of north west Europe. They are found in two extreme forms only because disruptive selection favors only extreme phenotypes to sustain in the changing environment, while the intermediate phenotypes are either rejected naturally by the nature or they fall prey to other large animals and so their population is very less in nature particularly their native habitat.
Disruptive selection causes extreme phenotypic population to get more easily adaptive in nature and helps them increase their population through reproduction. Thus extreme population has higher frequency than other variations present.
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Can someone help me please? if you've done the nitrogen cycle on gizmo about the blue baby syndrome please respond
Gizmo High nitrate levels in a newborn's drinking water are typically the cause of the blue baby syndrome. To save other babies from getting sick and to identify the source of the elevated nitrates is crucial.
Blue infant syndrome is most frequently brought on by nitrate-contaminated water. A baby's body turns nitrates into nitrites after consuming formula prepared with nitrate-rich water. The body's haemoglobin binds to these nitrites to generate methemoglobin, which cannot transport oxygen.
A well-known risk factor for child methemoglobinemia is preparing infant formula using drinking water that has been polluted with nitrogen cycle. Infants that are affected have strange blue-gray skin and, depending on the degree of their disease, may become agitated or sluggish.
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The ability of a lung to recoil, or recover from stretch, is called ________.
Elastance is the capacity of a lung to recoil or rebound after strain.
What use does the lung serve?Respiration, a mechanism of gas exchange, is the major purpose of the lungs (or breathing). During breathing, Co₂, a metabolic waste product, exits the bloodstream while oxygen from air flowing enters. Reduced lung effect can be attributed to the lungs' diminished capacity to exchange gases.
Do your lungs allow us to survive?Typically, you need one lung or more to survive. In one instance, a patient had to have both lungs extracted and it was maintained alive for six days on life support before receiving a lung transplant. Since one needs both lungs to survive, this is not a routine treatment.
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-would you expect someone with emphysema to have a greater or lesser vital capacity than someone without the disease ? why?
It is expected someone with emphysema has a lesser vital capacity than someone without the disease simply because it decreases the ability to recover air during the process of breathing.
What is an emphysema medical condition?An emphysema medical condition may be considered as a health problem that decreased the ability of the lungs to take air due to impairment in the process of exhalation, which causes shortness of breathing responses in the individual affected by this problem. Emphysema is caused by injuries that are able to affect the air sacs present in the lung tissues, which decrease the ability to interchange gases (oxygen and carbon dioxide) during respiration.
Therefore, with this data, we can see that emphysema is a medical condition that decreases the ability to breathe and thus also it is detrimental to the vital capacity of the lungs.
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A biologist used the radioisotope tritium (3H) to label thymine and the radioisotope carbon-14 (14C) to label uracil. She then incubated a growing bacterial culture with both labeled bases. After five hours of incubation, the biologist extracted polynucleotides from the cells and separated them into three groups, each containing a range of different polynucleotide lengths. The first group contained the shortest polynucleotides. The second group contained polynucleotides of midrange length, and the third group contained the longest polynucleotides. Then she determined the percentage of each radiolabel in each fraction. Her data are summarized in the table above. Which statement represents a reasonable hypothesis that could explain these results?Uptake of 3H label resulted from DNA replication, and uptake of 14C label resulted from transcription.
The statement that represents a reasonable hypothesis that could explain these results is Uptake of 3H label resulted from DNA replication, and uptake of 14C label resulted from transcription.
The process by which a double-stranded DNA molecule is duplicated to form two identical DNA molecules is known as DNA replication. Replication is necessary because when a cell splits, the two new daughter cells must have the same genetic information, or DNA, as the parent cell.
The process of transcribing a piece of DNA into RNA is known as transcription. Messenger RNA is created when segments of DNA are translated into RNA molecules that can encode proteins. Other DNA sequences are transcribed into RNA molecules known as non-coding RNAs. Only 1-3% of total RNA samples contain mRNA.
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An investigator wishes to use animals in an experiment that involves category B, C, and D activities performed on the same animal. How should the animal be categorized?A. Categories B, C, and D. B. Category B. C. Category C. D. Category D
When doing activities that fall under USDA pain categories B, C, or D on the same animal, the animals utilized in the experiment should be placed in USDA category D.
The level of pain that an animal employed in testing and research may experience is categorized using the USDA pain categories. These are the categories:
USDA B: The animal won't experience any type of suffering.
USDA C: The animal may experience sporadic little pain.
USDA D: Excruciating processes that medication will lessen.
USDA E: Excruciating processes that cannot be eased.
According to Category B, the animal won't experience pain. These animals are frequently utilized for breeding, which is a natural procedure that doesn't harm the animals.
In contrast to animals in category E, animals in category D undergo unpleasant or stressful operations and are given anaesthetics and other pharmacological agents to lessen or totally relieve the discomfort.
There is a rigid rule for these categories. Because the experiment will include USDA B, C, and D procedures, the animals must be classified according to the USDA category that will involve the most painful technique.
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When examining the genetic code, it is apparent that ________.
O there are 44 stop codons because there are only 20 amino acids
O AUG is a terminating codon
O there can be more than one codon for a particular amino acid
O the code is ambiguous in that the same codon can code for two or more amino acids
O there can be more than one amino acid for a particular codon
When examining the genetic code, it is apparent that: There can be more than one codon for a particular amino acid.
The genetic code is a set of rules used by living cells to convert information held in genetic material (nucleotide triplet sequences, or codons) into proteins.
The ribosome joins proteinogenic amino acids in the order prescribed by messenger RNA (mRNA), transporting amino acids and reading the mRNA three nucleotides at a time. The genetic code is relatively similar among all creatures and may be stated in a simple table with 64 items.
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A _____________ forms as a result of lava that has cooled at the top of a volcano.
a.
vent
b.
caldera
c.
pipe
d.
chamber
Please select the best answer from the choices provided
A
B
C
D
Answer:
B caldera forms as a result of lava that has cooled at the top of a volcano.
Explanation:
Why are the processes of crossing over and independent assortment important events during meiosis?
Each gamete has a unique DNA set because of recombination and independent assortment during meiosis. The resultant zygote has a special set of genes as a result.
A diploid cell, or homolog, the first stage of meiosis, has two copies of each chromosome. Each homolog now consists of two identical sister chromatids as a result of the cell's first DNA replication process.
Then, through homologous recombination, each set of homologs pairs with one another and exchanges genetic material, frequently resulting in physical connections (crossovers) between the homologs. The spindle machinery segregates the homologs into distinct daughter cells during the first meiotic division. The cells then move directly to a second division without a round of DNA replication in between.
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A group of herbivores are separated from their individual population. In the new environment, the only edible
vegetation grows underground.
-What would be a like likely structural adaptation that would occur?
-Explain how step by step how this would result in the population changing over time?
Over time, an adaptation that will make it easier for herbivores to acquire food is a long neck.
What are herbivores?An herbivore is an organism that mostly eats plants. A herbivore can be any size, from tiny insects like ants to huge, massive elephants. Herbivores make up a substantial portion of the food web, which is a description of the species that eat other animals in the wild.
Humans are they herbivores?We are physically herbivorous, despite the fact that many people prefer to consume both plants as meat, giving us the questionable moniker of "omnivores." The good news is that it's still possible to dine like our ancestors: Vegetables, fruits, nuts, and legumes form the foundation of a wholesome vegan diet.
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A direct smear from a nasopharyngeal swab stained with Loeffler methylene blue stain showed various letter shapes and deep blue, metachromatic granules. The most likely identification is:
A. Corynebacterium spp.
B. Nocardia spp.
C. Listeria spp.
D. Gardnerella spp.
The identification from a direct smear from a nasopharyngeal swab stained with Loeffler methylene blue stain showed various letter shapes and deep blue, metachromatic granules: Corynebacterium spp.
Thus, the correct answer is D.
Lаborаtory tests from direct exаminаtion of swаbs or blood smeаr of Corynebacterium spp. are
Swаbs should be tаken from involved аreа of nаsophаrynx аnd, if present, underneаth membrаnesGrаm stаining will show grаm-positive rods with pleomorphic morphology. Mаny species аre club shаped and mаy be аrrаnged in pаlisаdes or v-shаped аrrаngements.Neisser or Loeffler methylene blue stаining demonstrаtes metаchromаtic grаnules (limited sensitivity)For more information about nasopharyngeal swab refers to the link: https://brainly.com/question/29819432
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Double-stranded viral DNA is incorporated into a host cell as a _____.
Double-stranded viral DNA is incorporated into a host cell as a form of genetic material.
The viral DNA is packaged within the viral capsid and is released into the cells of the host organism when the virus enters the cell. Once inside the cell, the viral DNA is uncoated and then incorporated into the host cell's own genetic material. This process, known as “genetic transformation”, is how the virus replicates its genetic material and spreads to other cells.
The incorporation of viral DNA into a host cell is an essential part of how viruses spread and cause disease. The viral DNA is able to take control of the host cell's normal cellular functions and cause it to produce more viral particles.
This process, termed “lytic cycle”, is necessary for the virus to spread and cause infection. In some cases, the viral DNA also integrates into the host cell's genome, allowing the viral genetic material to be passed down through generations of cells. This process, referred to as “lysogenic cycle”, can lead to persistent infections and chronic diseases.
In order to successfully incorporate its DNA into the host cell, the virus must first attach to the host cell's membrane. This is done by the virus making use of specific proteins known as “receptors” that are found on the cell's surface. When the virus attaches to the receptor, it is allowed to enter the cell. Once inside the cell, the viral DNA is then uncoated and incorporated into the host cell's own genetic material.
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Drag each label to the correct location.
Geologists study a variety of other characteristics to identify minerals, such as texture, magnetism, streak plate markings, density, and specific gravity. Use the information you have already gathered, in addition to a few other properties of minerals, to identify the seven minerals in the chart below. If you need help using the graduated cylinder or scale, consult the lab instruments and measurements guide. If you do not have access to the seven minerals given, use this resource to complete the chart.
Answer:
quartz gypsum pyrite magnetite graphite fluorite talc
Explanation:
Where is the most ATP produced in cellular respiration ?
The majority of ATP created during cellular respiration is used in the electron transport chain (oxidative phosphorylation).
Cellular respiration is the mechanism by which glucose molecules are broken down into [tex]CO_2[/tex] and [tex]H_2O[/tex] to provide energy from Adenosine Triphosphate (ATP). Additionally, cellular respiration often occurs in an organism's cells by turning the metabolic energy contained in foods into adenosine triphosphate. Additionally, it occurs in three steps, which are the TCA cycle, electron transport, and glycolysis (Oxidative phosphorylation). As a result, the stage of aerobic cellular respiration that produces the most ATPs is called oxidative phosphorylation.
Normally, ATP releases energy by dismantling any weak phosphate cells that may be present. The energy that is released as the phosphate cell disintegrates is then put to use. ADP is created after ATP.
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Why is a percentage scale used for the x-axis rather than actual ages? A) Researchers dont know the maximum life span of the organisms. B) This scale allows you to compare species with widely varying life spans on the same graph. C) The range of the actual ages would be too large to fit on the graph. D) For any graph, the x-axis and y-axis must use the same units.
It allows researchers to compare species with widely varying life spans on the same graph, the range of the actual ages would be too large to fit on the graph.So the correct option is c.
When discussing the life spans of organisms, it is common to use a percentage scale rather than actual ages on the x-axis of a graph. There are several reasons for this.
First, researchers do not know the maximum life span of the organisms that they are studying. By using a percentage scale, they can compare species with widely varying life spans on the same graph without having to worry about one species having a much longer lifespan than the others.
Second, the range of the actual ages would be too large to fit on the graph. By using a percentage scale, the data can be more easily visualized and compared.
Finally, for any graph, the x-axis and y-axis must use the same units. By using a percentage scale on the x-axis, the researcher can easily use the same units on both the x-axis and y-axis, making the data easier to compare and interpret.
In conclusion, a percentage scale is used for the x-axis of a graph when discussing the life spans of organisms because it allows researchers to compare species with widely varying life spans on the same graph, the range of the actual ages would be too large to fit on the graph, and the data can be more easily visualized and compared if the same units are used on both the x-axis and y-axis.
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Which of the following is not a factor in the regulation of cell division in normal cells?
a. Growth factors enter the cell nucleus
b. Signals are transduced from cell surface to cell nucleus
c. Transcription factors are recruited
d. Growth-inhibiting factors promote the synthesis of proteins that inhibit cell division
Growth factors entering the cell nucleus are not a factor in the cell division regulation in normal cells. Therefore, option a is correct.
The word "growth factor" refers to a group of gene products that are crucial in controlling cell division and tissue proliferation. There is a unique cell receptor for each growth factor.
Growth factors can act on particular cell surface receptors, which then relay their signals to various intracellular components and ultimately lead to altered gene expression. When a growth factor binds to a receptor, cell division can begin or be blocked in particular circumstances.
They attach to the receptor and function as signaling molecules. To have the desired effect, the activated receptor in turn activates an intracellular protein. They don't enter the cell nucleus instead act on the cell surface receptors.
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What is weight of 100 seeds called?
The weight of 100 seeds is known by the name Hundred Seed Weight (HSW).
Seed is the fertilized ovule that represents the undeveloped part of the plant. It consists of all the essential enzymes and food reserves required for its growth and development into a fully grown plant. The seeds can remain in dormant stage for a very long period of time.
HSW gives the yield of the plant and is also an indicator of the inheritance of the quantitative characteristics and how the inheritance is affected by the genotype and environmental factors. Large seeds impact the yield of the plant positively.
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Did those who were successful in Round One survive equally well when others were competing for food at the same dish during Round Two
No, those who were successful in Round One will not be successful in Round Two since there will be increased competition.
In the pursuit of a single, unshareable aim, competition is a contest between two or more parties in which one side gains an advantage over the other (an example of which is a zero-sum game). Humans, social and economic organisations, and living things are all competing entities. It provides people a variety of employers and working settings while also creating jobs.
Additionally, competition lessens the need for government intervention through business regulation. Consumers, society, and individual liberty all benefit from a healthy, competitive free market. Studies show that competition can promote focus, effort, and learning. A student may be motivated to work significantly harder on their homework by the social pressure of competing with other students.
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What could occur if the feedback loop of the knee reflex was cut off at any point along its path?
This is an illustration of a reflex, which is an uncontrollable muscle reaction brought on by the tap of a rubber hammer on a tendon.
What is a feedback loop?
The absence of reflex reactions may indicate injury to the spinal cord, a nerve root, a peripheral nerve, or a muscle.
Two positive feedback loops are involved in the defecation reflex. These loops are the stretch receptors in the sacral parasympathetic system and the rectal walls.
Therefore, a reflex is an uncontrollable muscle reaction brought on by the tap of a rubber hammer on a tendon.
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What is the best example of a Mendelian trait in humans?
The best example of a Mendelian trait in humans is phenylketonuria. This illness is an illustration of a Mendelian trait since it is passed down from parents to children when both parents have heterozygous (Aa) and homozygous (Aa) circumstances.
Mendelian qualities are determined by all of Mendel's postulated Laws of Inheritance and are traits that are transferred from parents to children through dominant and recessive alleles of a gene. The lack of an enzyme that turns the amino acid phenylalanine into tyrosine is the root cause of the autosomal recessive inherited disorder. As a result, the amino acid builds up and is converted into the toxic form of phenyl pyruvic acid, which builds up in the brain of the person and causes r-e-t-a-r-d-a-t-i-o-n.
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what enzyme can proof-read the dna molecule, minimizing the mistakes made during the process of dna replication?
The DNA polymerase enzyme's capacity to proofread the DNA molecule helps to decrease DNA replication mistakes.
Fortunately, cells have developed extremely complex mechanisms to correct most of those errors, but not all of them. While some errors are fixed following replication in a stage called mismatch repair, others are fixed while replication is still happening in a stage called proofreading. Replication is impeded when an erroneous nucleotide is added to the developing strand because the exposed 3′-OH group is in the wrong location. DNA polymerase enzymes notice this during proofreading and swap out the erroneous nucleotide to keep replication going. Even if 99 percent of mistakes may be corrected by proofreading, accurate cell reproduction is still not possible.
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