CELL DIVISION
THE CELL CYCLE
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 is the basic structural unit and building block for DNA. A nucleotide has 3 components-a nitrogenous base, pentose sugar and a phosphate group.
Detailed explanation-2: -A nucleotide consists of a pentose sugar molecule, a nitrogenous base, and a phosphate group.
Detailed explanation-3: -Each nucleotide, in turn, is made up of a nitrogenous base, a pentose sugar, and a phosphate.
There is 1 question to complete.