Answer:
Amino acids
Explanation:
Glucose molecules are to starch what amino acids are to proteins; the glucose molecules are the monomeric units of the starch, just as the amino acids are the monomeric units of the protein.
What is the significance of the monomers?Polymers such as starch, protein, and fatty acids are found in living bodies such as those of animals and plants and polymers are made up of monomeric units such as glucose monomers that are bonded to each other by glycosidic bonds make starch, and amino acids are the monomeric units of proteins that are bonded by peptide bonds. These are necessary for the storage molecule, as well as for the cell's structural and functional units.
Hence, glucose molecules are to starch what amino acids are to proteins; the glucose molecules are the monomeric units of the starch, just as the amino acids are the monomeric units of the protein.
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what two hydrogen carrying molecules are formed during the krebs cycle
Answer:
Remember that glycolysis produces two pyruvic acid molecules per glucose molecule along with two of the hydrogen-carrying NADH molecules. Remember also that the Krebs cycle produces NADH as well as another hydrogen carrier called FADH2.
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I need help with one paragraph.
Answer:
I miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rageI miss the rage
Explanation:
What happens to the peak wavelength in the blackbody spectrum as the temperature of a star increases?
A. The peak wavelength decreases.
B. The peak wavelength increases.
C. The peak wavelength doesn't change.
D. The peak wavelength decreases and then increases
Answer:
D
Explanation: the peak wavelength in the blackbody decreases
Which of the following help to break down proteins?
Answer:
b. Pepsin and trysin
Explanation: is correct
organisms composed of one or more cells are known as
Answer:
multicellular organisms
Explanation:
Multi means many or more than one and so multicellular literally means many cells.
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Select two options.
What happens during cell respiration?
O The cell takes in oxygen.
O The cell releases oxygen.
O The cell takes in carbon dioxide.
O The cell releases carbon dioxide.
O The cell splits.
What are differences between the structures ofDNA and RNA?
Sources:
The Differences Between DNA and RNA - ThoughtcoDifference Between DNA and RNA - Byjusdamage to the sinoatrial node in humans would ________.
Answer:
have a decrease in blood pressure
Explanation:
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Damage to the sinoatrial node in humans can result in irregular heartbeats, abnormal heart rhythms, decreased cardiac output, and an increased risk of sudden cardiac arrest. Prompt medical evaluation and appropriate treatment are crucial to manage these effects and maintain a healthy heart rhythm.
Damage to the sinoatrial (SA) node in humans would result in disruptions to the normal electrical conduction system of the heart. The SA node is often referred to as the "natural pacemaker" of the heart because it initiates the electrical impulses that regulate the heartbeat. Here's how damage to the SA node would affect the heart:
1. Irregular Heartbeat: The SA node is responsible for setting the pace of the heartbeat. If it is damaged, the heart may beat too fast, too slow, or irregularly. This can lead to symptoms like palpitations, dizziness, and shortness of breath.
2. Abnormal Heart Rhythms: Without the SA node functioning properly, other areas of the heart may take over the role of generating electrical impulses. However, these impulses may not be coordinated or synchronized, resulting in abnormal heart rhythms such as atrial fibrillation or heart block.
3. Decreased Cardiac Output: The SA node helps regulate the timing of the heart's contractions, ensuring efficient blood flow throughout the body. Damage to the SA node can disrupt this coordination, leading to decreased cardiac output. This means that the heart may not be able to pump enough blood to meet the body's needs, resulting in symptoms like fatigue and weakness.
4. Risk of Sudden Cardiac Arrest: In severe cases, damage to the SA node can increase the risk of sudden cardiac arrest. Without the SA node's ability to regulate the heartbeat, the heart may stop pumping blood effectively, leading to a life-threatening emergency.
5. Treatment Options: Treatment for damage to the SA node depends on the severity and symptoms. In some cases, medication or cardiac devices like pacemakers may be used to regulate the heart's rhythm and ensure proper electrical conduction.
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Which option(s) correctly describes chromosomes?
Chromosomes consist of tightly coiled DNA wrapped around proteins called histones
Each chromosome has one gene
Chromosome pairs contain completely different genes
Most human cells have two copies of each chromosome - one from each parent.
Answer:In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes. Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure.
Chromosomes are not visible in the cell’s nucleus—not even under a microscope—when the cell is not dividing. However, the DNA that makes up chromosomes becomes more tightly packed during cell division and is then visible under a microscope. Most of what researchers know about chromosomes was learned by observing chromosomes during cell division.
Each chromosome has a constriction point called the centromere, which divides the chromosome into two sections, or “arms.” The short arm of the chromosome is labeled the “p arm.” The long arm of the chromosome is labeled the “q arm.” The location of the centromere on each chromosome gives the chromosome its characteristic shape, and can be used to help describe the location of specific genes.
In an experiment you, the researcher, remove calcium ions from the system. What would be a likely consequence of the lack of calcium on muscle contraction
Answer:
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birds and mammals are both endothermic. i.e. they maintain body temperature internally through metabolism rather than from the environment. how would you explain this, given the position of the two groups of animals on the phylogenetic tree?
On the phylogenetic tree, (a diagram used to show relatedness among organisms) the birds and mammals are closely related to each other and they both are characterized as endothermic.
Given the position of the two group of animals on the phylogenetic tree, their similarity with regards to maintaining body temperature is due to the fact that their evolution involves a more recent ancestor compared with the other vertebrates.
As organisms evolve beginning from invertebrates through to vertebrates, the body system becomes more complex and as they evolve within the vertebrate group.
Some vertebrates like reptiles and amphibians that were dependent on the environment to regulate their temperature while others like birds and mammals forms complex system that enable them live on land and regulate their temperature independent of the environment.
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transcription starts with ____ and makes ____ with the aid of ____________
Answer:
transcription starts with Initiation/the nucleus/DNA and makes mRNA with the aid of Polymerase RNA enzyme
Explanation:
Transcription is the process in protein synthesis consisting of a starting process of initiation where the nucleus hosts the creation of an mRNA sending the coding message to the ribosome, but the starting process is the Polymerase binding to a site on the DNA strand, then it makes the mRNA through the other steps in transcription.
Which nerve is responsible for hiccups?
Answer:
b. Phrenic nerve
Explanation: is correct
What invertebrate animals are the ancestors of tetrapods
A)jellyfish
B)cartilaginous fish
C)jawed fish
D)jawless fish
Answer:
D I believe
Explanation:
Which are the bones of the axial skeleton? Check all of the boxes that apply.
Answer:
Skull (cranium)
Skull (facial)
Auditory ossicles (three in each ear - not shown)
Hyoid (neck bone, aids speech - not shown)
Vertebral column
Thorax (sternum)
Thorax (ribcage)
Explanation:
Plants undergo both photosynthesis and cellular respiration. Which statement correctly compares photosynthesis and respiration
Answer:
what where compare please put a picture to yur question next time so we can answer it properly
Explanation:
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Identify the answer choice that correctly orders the types of cells from least to most differentiated.(1 point)
neuron → multipotent stem cells → pluripotent stem cells → totipotent stem cells
totipotent stem cells → multipotent stem cells → pluripotent stem cells → neuron
totipotent stem cells → pluripotent stem cells → multipotent stem cells → neuron
multipotent stem cells → totipotent stem cells → pluripotent stem cells → neuron
Answer:
totipotent stem cells → pluripotent stem cells → multipotent stem cells → neuron.
Answer:
Option 3.
totipotent stem cells → pluripotent stem cells → multipotent stem cells → neuron
Explanation:
The development of the various stages of stem cells in the embryonic stage is described here:Totipotent stem cells: Right after the mitosis of the zygote which results in the formation of two identical daughter cells, which are totipotent stem cells. Totipotent stem cells possess the ability to give rise to 220 different types of cells in the embryo including the placenta.Pluriopotent stem cells: These types of cells possess the ability to change into any type of cell in the body like blood, muscle, etc. It is formed at the embryonic stem cell stage.Multipotent stem cells: These stem cells have the ability to change into specialized cell such as forming different organs in the body. It occurs as the pluriopotent cell develops in the embryo.Neuron: As the multipotent cell has the ability to form a specialised cell it gives rise to the heart, lungs, liver, etc. including neurons.for more information:
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Which of the following nerves is responsible for hearing and balance?
Answer:
b. Vestibulocochlear nerve
Explanation: is correct
How long can the brain survive without oxygen.
Answer:
After five to ten minutes of not breathing, you are likely to develop serious and possibly irreversible brain damage. The one exception is when a younger person stops breathing and also becomes very cold at the same time.
Explanation:
Describe convection currents
Answer:
it is a process whereby energy moves from one place to another
Explanation:
The ancestors of modern-day fish were vertebrate chordates. Vertebrate chordates are believed to have evolved from invertebrate chordates, which were similar to modern-day tunicates.
What change must have occurred during the evolution from invertebrate chordates to vertebrate chordates?
A.
A backbone evolved to enclose the notochord, which develops from the spinal cord.
B.
An endoskeleton evolved to enclose the spinal cord, which develops from the notochord.
C.
An endoskeleton evolved to enclose the dorsal nerve cord, which develops from the notochord.
D.
A backbone evolved to enclose the spinal cord, which develops from the dorsal nerve cord.
Answer:
The correct answer is option B, that is, an endoskeleton evolved to enclose the dorsal nerve cord, which develops from the notochord.
Explanation:
It has been discovered that the ancestors of the modern-day fish were vertebrate chordates. The vertebrate chordates are considered to have evolved from the invertebrate chordates that are identical to the present day tunicates. It has been found that in vertebrates the endoskeleton has evolved to encompass the dorsal nerve cord that has been developed from the notochord (a characteristic of invertebrates).
Which of the following best explains what will happen if the blood gets too cold? A) It will have a high viscosity and increased resistance. B) It will have a low viscosity and increased resistance. C) It will cause low blood pH and decrease resistance. D) It will change the shape of blood cells and decrease resistance.
It will have a high viscosity and increased resistance.
Effect of temperature on bloodLow temperatures cause narrowing of blood vessels and arteries which leads to restricting blood flow and reducing oxygen to the heart.
Our heart must pump harder to circulate blood through the blood vessels which results in increasing of our blood pressure and heart rate.
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Answer:
The correct answer is A
Explanation:
i got it correct on my flvs exam
Can someone help me with this please? i would really appreciate it
Answer:
I'll try, what is it?
Explanation:
A place where animals and plants are protected is called
A) an ecosystem
B) a refuge
C) a sanctuary
D) both B and C
Hello! can someone help me w this pls
The farm business has decreased for years
due to an increase in disease and pests.
What is one way to increase the production of
crop for the farmers?
A.Plant genetically modified crops.
B.Use water treated with disease control substances to
water the crops.
C.Fertilize the farming land.
D.Increase the use of pesticides to prevent pest.
29. The ABO blood type gene is an example of which means that heterozygous display two phenotypes at the same time.
A. Fading
B.Incomplete dominance
C. Codominance
D. Advanced hybridism
There are two types of reproduction, sexual and asexual Sexual reproduction involves two parents, while asexual reproduction only involves one,
Sort the reproductive processes below according to whether they are asexual or sexual.
ITEM BANK: Move to Bottom
Creation of an egg
Creation of fruit
Mushrooms producing spores
Production of seeds
Stem cuttings of plants
Sexual
Asexual
Budding in yeast
drag and drop answer here
drag and drop answer here
Answer:
Creation of egg- Sexual
Creation of fruit - Sexual
Mushrooms producing sporea - Asexual
Production of seed - Sexual
Stem cutting - Asexual
Budding in yeast - Asexual
if one says that the clearance value of glucose is zero, what does this mean?
Answer:
Normally all the glucose is reabsorbed so yes thats the answer
what is a spygnomanometer ?
Answer:
an instrument for measuring blood pressure
Explanation:
an instrument for measuring blood pressure typically consisting of an inflatable rubber cuff which is applied to the arm and connected to a column of mercury next to a graduated scale, enabling the determination of systolic and diastolic blood pressure by increasing and gradually releasing the pressure in the cuff.
what is the function of circuit breakers and fuses?
Answer:
Fuses and Circuit Breakers both serve the same purpose – which is to protect electrical circuits by preventing overloads that can cause fires. They both interrupt the flow of electricity, but in very different ways from each other. While a fuse is made of a piece of metal that melts when overheated, circuit breakers on the other hand, have internal switch mechanisms that can be tripped by an unsafe surge of electricity.
Fuses can be quicker for interrupting the flow of power, but when they melt they must be replaced; circuit breakers on the other hand just need to be reset. When comparing the two, we’ll take a look at some of the major advantages and disadvantages between fuses and circuit breakers to distinguish between them.
Answer:
Fuses and Circuit Breakers both serve the same purpose – which is to protect electrical circuits by preventing overloads that can cause fires. They both interrupt the flow of electricity, but in very different ways from each other
Explanation:
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