Answer:
The first one!
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.
Answer:
It's the second one
Explanation:
Transmitting the genetic code of all living things
