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lorasvet [3.4K]
3 years ago
7

EVOLUTION CONNECTION The result of mitosis is that the daughter cells end up with the same number of chromosomes that the parent

cell had. Another potential way to maintain the number of chromosomes would be to carry out cell division first and then duplicate the chromosomes in each daughter cell. Do you think this would be an equally good way of organizing the cell cycle
Biology
1 answer:
Aleks04 [339]3 years ago
7 0

Answer:

No, because it would lead to chromosome mosaicism  

Explanation:

Chromosomal mosaicism can be defined as the presence of two or more cell populations with a distinct number and/or type of chromosomes in the cells of an organism. If the cell would split before chromosome duplication, it would lead to the fact that some cells would have one chromosome of the homologous pair being duplicated, while other cells would have duplicated the other one. In consequence, this process would produce a genomic imbalance between different cell populations that would be expected to be lethal for the organism.

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Crocodiles that ignore birds cleaning their teeth instead of eating them is an example of __________. a. parental care b. habitu
Nostrana [21]

The correct answer is Option (B) Habituation.

Crocodiles ignore the birds which clean their teeth instead of eating them. This is an example of habituation.

<h3>Why do crocodiles show habituation toward the birds which clean their teeth?</h3>

It's an evolutionary phenomenon that when a bird used to sit in a crocodile’s mouth, the crocodile didn't eat it, instead, the crocodile used to allow the bird to sit in the mouth and clean the teeth of the crocodile so that they can alive longer, whereas the birds could get the free food from the crocodile’s mouth. It is an example of the symbiotic relationship between the two.

So, the same is the case today, crocodiles are habituated to the fact that the birds will clean their teeth so instead of eating them, these birds are being ignored by the crocodiles.

To know more about crocodiles visit:

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5 0
1 year ago
In a short essay (100-150 words), describe Darwin's view of how natural selection resulted in
Zinaida [17]

Answer:

Charles Darwin was the man who came with the theory of natural selection. He witnessed finches within the Galapagos Islands and made notes on the similarities and differences of the finches across the group of islands. Each of the islands comprises finches, which were identical, however distinct in different ways.  

Darwin found that the finches appeared to vary on the basis of the food sources available on each of the islands. If the prime food were seeds, the finches seemed to possess thicker beaks in order to break the seeds so that they can consume them.  

On the other hand, if the prime food sources were insects, then the finches seemed to exhibit smaller and pointer beaks so that they could hold the insects readily. In this way, there is unity in diversity. All of these birds are finches and exhibited a common ancestor from which they have originated into the distinct species as mentioned.  

Their variations lie in the habitats, in which they now inhabit. They had to amend with their environments in order to thrive, thus, offering diversity to unity.  

4 0
4 years ago
Read 2 more answers
What are different examples of lipids? 1. DNA, RNA, ATP 2.monosaccahrides, starch, cellulose 3.triglycerides, waxes, steroids, p
pychu [463]

Answer:

I think its 4

Explanation:

I don't think DNA is a lipid I just think it helps deal with lipids but is not a part of one I think that acid is a lipid tho but thats why I chose 4 may be wrong tho

3 0
3 years ago
During the cretaceous period, reptiles were the dominant species, and dinosaurs ruled earth. plants developed flowers and fruits
snow_tiger [21]

Answer:

it B very sure

Explanation:

6 0
3 years ago
Read 2 more answers
1. The diagram below represents a cell and several
Ray Of Light [21]

Explanation:

(3) active transport

The molecules would be moving against their concentration gradient from a region of low concentration to a region of high concentration.

While cells facilitate the transport of molecules via movement across the cell membrane, there many different mechanisms. These include passive diffusion, facilitated diffusion,  and passive transport. However some very large molecules require specialized type of active transport, which requires energy in the form of ATP, in order to move substances across the membrane against their concentration gradient.

Active transport is a mediated process that requires an energy input and the use of specialized membrane proteins to move against the concentration gradient. These proteins require energy in the form of adenosine triphosphate or ATP in order to facilitate necessary conformational changes to the large protein molecules to alter the spatial location of the molecule. For instance, with Na+, K+ pumps in cell membranes.

Learn more about membrane components at brainly.com/question/1971706

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8 0
4 years ago
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