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Which of the following molecules consists of a string of nucleotides made up
of a nitrogenous base, deoxyribose, and a phosphate group?
A. mRNA
B. DNA
C. All nucleic acids
D. tRNA

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DrMantisToboggan

Answer:

B. DNA

Explanation:

DNA is the answer because the full form of DNA Deoxyribonucleic acid.

This is because DNA lacks one oxygen (hence "deoxy")

All the other options such as mRNA have ribose.

Answer:

d

Explanation:

it’s right

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