Question

here is your second question what is DNA​

Answer 1

Answer:

Here is your answer mate

Explanation:

Deoxyribonucleic acid is a molecule composed of two polynucleotide chains that coil around each other to form a double helix carrying genetic instructions for the development, functioning, growth and reproduction of all known organisms and many viruses. DNA and ribonucleic acid are nucleic acids.

The two DNA strands are known as polynucleotides as they are composed of simpler monomeric units called nucleotides.

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Answer 2

Answer:

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