Biology, asked by ubaidulhaq030, 14 hours ago

Q1. What is DNA?

Q2. Is DNA present in all cells?

Answers

Answered by 9103saumya

Answer:

Ans 1) 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.

Ans 2) It is basically present in the nucleus of the cell but mitochondria also carries a small amount of DNA known as mitochondrial DNA.

Explanation:

Answered by madhurgupta3617

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