Question

variable part of DNA molecule is​

Answer 1

Answer:

Dna made up of necolidss

Answer 2

Answer:

DNA has three types of chemical component: phosphate, a sugar called deoxyribose, and four nitrogenous bases—adenine, guanine, cytosine, and thymine. Two of the bases, adenine and guanine, have a double-ring structure characteristic of a type of chemical called a purine.

Explanation:

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