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tangare [24]
3 years ago
6

What are two characteristics of DNA?

Biology
1 answer:
Lapatulllka [165]3 years ago
6 0

Explanation:

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.

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