When DNA is condensed in a form that can be seen with a microscope as it prepares for cell division it is called?

Answers

Answer 1

Answer:

The condensed form of DNA that can be seen with a microscope as it prepares for cell division is called chromatin.

Explanation:

Related Questions

how is climate change most likely to lead to ecosystem instability
a. by causing extreme changes that organisms are not adapted to
b. by creating new islands through volcanic eruptions
c. by increasing predator populations to a point that cannot be supported
d. by causing increases in most prey populations

Answers

Answer:

a. by causing extreme changes that organisms are not adapted to

the answer is a. by causing extreme changes that organisms are not adapted to

Which of the following best describes how the process of crossing over during meiosis leads to an increase in genetic diversity?

A) During prophase II, fragments of DNA break off of chromosomes and attach to the ends of other chromosomes, resulting in different gene sequences.

B)During prophase I, DNA segments are exchanged between homologous chromosomes, resulting in different combinations of alleles.

C) During prophase I, DNA replication takes place, and homologous chromosomes trade places with each other before lining up in preparation for metaphase.

D) During prophase II, sister chromatids separate from each other, and as they travel to opposite ends of the cell, DNA segments of nearby chromosomes are exchanged.

Answers

Crossing over is described as a process that occurs during prophase I, where DNA segments are exchanged between homologous chromosomes, resulting in different combinations of alleles, as shown in option B.

What is crossing over?It is a process that occurs during meiosis.It is a process that occurs with the breakdown of homologous chromatids.It is the exchange of fragments between homologous chromatids.

Crossing over is a very important genetic process as it is capable of promoting high genetic diversity and creating new and different traits.

This process occurs during meiosis, in the phase known as prophase I. In this phase, homologous chromatids are formed and each one of them has its genetic structure.

However, crossing over promotes the breakage of these chromatids and the exchange of fragments between them. Thus creating a genetic structure different from the expected one and coaching changes in the formation of the organism.

Answers

Let's say trait for Tallness of Pea Plants and a cross between a homozygous dominant and a homozygous recessive.

What will be the genotypes of the F1 and F2 generation?

If a monohybrid cross is done with a homozygous dominant and a homozygous recessive, than the genotypes of the F1 and F2 generation

PARENT (P)

GENOTYPES: PHENOTYPES:

Homozygous dominant: TT Tall

Homozygous recessive: tt Short

F1 GENERATION TT x tt

GENOTYPE: PHENOTYPE:

Heterozygous: Tt Tall

F2 GENERATION Tt x Tt

GENOTYPES: PHENOTYPES:

TT Tall

Tt Tall

tt Short

Therefore, Let's say trait for Tallness of Pea Plants and a cross between a homozygous dominant and a homozygous recessive.

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The fossil of S. crassirostris was found in limestone that formed in a warm sea-
water lagoon. What could you infer were the feeding habits and food of this
animal? Explain your answer.

Answers

The location of the fossil of S. crassirostris suggests that they might have eaten similar to modern-day "skimmers," a rare breed of shorebirds from the genus Rynchops that flies over still bodies of water and uses its submerged lower jaw to scoop up small fish and crustaceans.

What are Feeding Habits?

The term "feeding habit" can apply to both the type of food that an animal consumes and the manner in which it obtains it.

Fossils are any surviving remains, impressions, or evidence of a once-living thing from a previous geological epoch. Examples include exoskeletons, bones, shells, animal or microbe imprints in stone, items preserved in amber, hair, petrified wood, and DNA traces.

An example is the fossil of S. crassirostris was found in limestone that formed in a warm sea-water lagoon.

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I dont understand what it means. Please help, and if you can give some examples on what im supposed to do that will be great :)

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According to the information, we have to draw two branches from Cephalopoda to classificate new orders. Also, we have to draw one branch from each order to mention their common names.

How to organizate the information?

To organizate the information in a good way, we have to identify the brach of Mollusks and then, we have to understand how is the organization of each classification.

We have to follow the instructions, so we have to draw three branches from Mollusks to classificate Cephalopoda, Gastropoda and Bivalve. Once we did that, we must to draw two branches from Cephalopoda to classificate new orders (Octopoda and Teuthida). Finally, we have to draw one branch from each one to mention their common names.

Note: This question is incomplete because there is some information missing. Here is the complete information.

Graph attached

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Dimethylmercury is non polar volatile liquid that is lethal to animals. It’s structure is CH3-Hg-CH3. Predict the mechanism and timeframe of passage into cells for dimethylmercury based upon its chemical properties.

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The dimetylmercury is a fat soluble compound thus it can pass into the cells easily through the lipid bi layer.

How does the compound work?

We know that the compounds that are water soluble would have to be ionic. It is very vital that we start the discussion from here because we ought to know that the compounds that are covalent would not be found to dissolve in water.

On the other hand, we have to recall that the entrance of the cell is a nonpolar region as that area is mostly filled with the fats that we can find around there. It then means that the compounds that may be able to pass into the cell very freely has to be the compounds that are fat soluble based on its chemical properties.

We must recall that Dimethylmercury is non polar volatile and as such it can be able to pass through the membrane and enter into the cells.

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What might happen if
too much water moved into a cell?

Answers

Answer: Cytolysis

Explanation:

Cytolysis is the act of a cell exploding due to that has caused excess water to diffuse into the cell.

Could someone pls help me with this ???????

I don’t understand

Answers

Water. Water is responsible for the formation of landforms like rivers, valleys, canyons, and deltas.

What are Landforms?

Landforms are natural features of the Earth's surface, such as valleys, mountains, plains, plateaus, hills, and coasts. They are formed by geological processes, such as erosion, volcanic activity, tectonic movements, and deposition. Landforms can vary in size from tiny ripples in the sand to large mountain ranges.

Wind can carry sediment and erode existing landforms, but it is water that is mainly responsible for the formation of landforms. Plants and animals can influence the formation of landforms, but not to the same extent as water.

Hence, Option B is correct.

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Which organelle synthesises energy for active transport?

A.
Golgi Body

B.
Endoplasmic reticulum

C.
Centriole

D.
Mitochondria

Answers

Answer: the answer is D

Explanation:

answer d) mitochondria

Number of matings of roan-coated cows and roan coated bulls resulted in the following

Answers

When red cattle breed with red cattle, the resultant offspring show both red and white fur, resulting in a mixed coat pattern called "roan."

What is a roan bull?

The roan pattern, normally in Shorthorn cattle, is inherited as a heterozygous genotype. Roaming is usually the intermixing of two dissimilar colored hairs - black and white make a blue roan while red and white make a red roan.

The roan coat color in livestock species is distinguished by a mixture of white and tint hair in cattle, If it is a breed that has the roan color pattern, like a Shorthorn, then yes it can be pure-blooded. Or it can be a cross-breed with the roan color pattern. Roan is a color, not a breed.

So we can conclude that Roan" mentions a horse coat color pattern characterized by a mixture of colors.

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