Question

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Select the correct answer from each drop-down menu.

What are the components of DNA nucleotides?

DNA is a made up of molecules called nucleotides that each contain a (phosphate group, helium group, oxygen), a (carbon group, sugar group, hydrogen group), and a nitrogen base.

Answer 1

Answer:

Phosphate group, sugar group and nitrogen base

Explanation:

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Answer 2

Answer:

Phosphate group and sugar group

Explanation:

Each nucleotide is composed of a nitrogenous base, a five-carbon sugar (deoxyribose), and a phosphate group. There are four nitrogenous bases in DNA, two purines (adenine and guanine) and two pyrimidines (cytosine and thymine). A DNA molecule is composed of two strands.