Q1002
It is composed of two polynucleotide chains which are coiled around each other in the form of a double helix.
A.
DNA
AnswerB.
RNA
C.
Fats
D.
None of the above
Answer: Option A
Solution
Answer: Option A
Solution:
DNA) 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 (RNA) are nucleic acids.