Answered

Select all that apply. DNA's long chains of paired nucleotides are made up of _____.

Aacids
Bnitrogenous bases
Cphosphates
Dsugars

Verified Answer :

The back bone of nucleotides are sugar and phosphates groups

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The right answers are : b. nitrogenous bases c. phosphates d. sugars.

Deoxyribonucleic acid (DNA) is the genetic information of most living organisms (on the other hand, some viruses, retroviruses, use ribonucleic acid (RNA) as genetic information).

- DNA is a polymer, made of units called nucleotides (or mononucleotides).

- The nucleotide consists of a phosphate + a sugar + a nitrogenous base. In DNA, the nucleotide is a deoxyribonucleotide (in RNA, the nucleotide is a ribonucleotide).

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