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Naily [24]
3 years ago
12

Which of the following TWO statements are TRUE about chromosomes?

Biology
1 answer:
allsm [11]3 years ago
5 0

Answer:

Option A is true humans have total 46 chromosomes and total 23 pair of chromosome it possess in DNA

Explanation:

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A border collie breeder raised border collies for herding cattle. She has 50 dogs, and lets them breed randomly. She has noticed
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20?

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7 0
3 years ago
chromosome 7 may lose an end piece resulting in williams syndrome. this is an example of a chromosomal
serious [3.7K]

Chromosome 7 may lose an end piece resulting in Williams syndrome, which is an example of a chromosomal deletion.

<h3>What is a chromosomal deletion?</h3>

A chromosomal deletion can be defined as a chromosome rearregement due to the loss of a fragment of the sequence of one chromosome, which leads to the loss of genetic material.

In conclusion, Chromosome 7 may lose an end piece resulting in Williams syndrome, which is an example of a chromosomal deletion.

Learn more about chromosomal deletions here:

brainly.com/question/2416590

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6 0
2 years ago
State one specific way the removal of trees from an area has had a negative impact on the environment.
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Trees produce oxygen in order for us to breathe. if we cut them down there is less oxygen for us.

in an area of wildlife many different animals survive off of trees. cutting down the trees could lead to the extinction of specific animals.
5 0
4 years ago
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The____ secretes enzymes that aid in the digestion of carbohydrates, fats, and proteins.
aksik [14]
Lingual lipase starts the digestion of the lipids/fats. Salivary amylase<span>: Carbohydrate digestion also initiates in the mouth. </span>Amylase<span>, produced by the </span>salivary<span> glands, breaks complex carbohydrates to smaller chains, or even simple sugars. It is sometimes referred to as ptyalin.</span>
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Scientists discovered that dna contained the heredity information by studying the dna and the protein coating of a bacteriophage
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A virus that infects and replicates itself within bacteria.
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