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marishachu [46]
3 years ago
12

To which part of the DNA nucleotide do the letters A, T, C, and G refer?

Biology
1 answer:
AlladinOne [14]3 years ago
5 0
This is <span>B. The nitrogen base</span>
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What is the description female body part function
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Answer:

What are the parts of female reproductive system and its function?

The female reproductive system includes the ovaries, fallopian tubes, uterus, vagina, vulva, mammary glands and breasts. These organs are involved in the production and transportation of gametes and the production of sex hormones.

Explanation:

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Scientists have successfully cloned animals, including mammals such as sheep. Which statement provides the most likely reason th
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Answer:

4) Some people consider human genetic experiments

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Explanation:

1) Humans have DNA that is structurally very different from

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3) Human genes are made of too many different types of

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The statement that provides the most likely reason that a human has not yet been cloned is that some people consider human genetic experiment unethical.

<em>Option 1 is incorrect because human DNA is similar in structure to other living organisms with components such as a phosphate group, a deoxyribose sugar and purine/pyrimidine bases.</em>

<em>Option 2 is incorrect because cloning is not limited to asexually reproducing organisms only. Sheep, for example, produces only sexually and has been successfully been cloned.</em>

<em>Option 3 is incorrect because human genes, just like every other organisms is consist of DNA with deoxyribose pentose sugar being one of the components. The situation of too many different types of simple sugars doe not arise.</em>

The correct option is 4.

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3 years ago
The fossil record suggests that both the domestic dog (​Canis lupus familiaris​) and cat(​Felis catus​) descended from a line of
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Two students are in a baseball game. The first student hits a ball very hard and it has a
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