The correction option is B.
DNA is the genetic material in living organisms and it is the basis for inheritance. DNA molecule is made up of nitrogenous bases, deoxyribose sugars and phosphate groups. In order for the genetic information in the DNA molecules to be preserved, the components of the DNA must be arranged in the correct order without any any error. Thus, for the nitrogenous bases inside the DNA molecule, they must be correctly paired with one another.
Each new dna molecule contains: 50% of the parent dna.
Answer: Drugs, ultraviolet light and other chemicals are all potential enemies of DNA.
Explanation:
