EMBRYOLOGY
CHROMOSOMES AND CELL DIVISIONS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is DNA composed of?
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Sugars, salts, and hydrogen bonds
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Phosphate, a pentose sugar, and a nitrogenous base
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A nitrogenous base, hexose sugar, and polyphosphate
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A phosphate sugar, Ribonucleic acid, and hydrogen
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Explanation:
Detailed explanation-1: -A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base. The bases used in DNA are adenine (A), cytosine (C), guanine (G) and thymine (T).
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