Q23
The inherited traits of an organism are controlled by
A.
RNA molecules
B.
nucleotides
C.
DNA molecules
AnswerD.
enzymes
Answer: Option C
Solution
Answer: Option C
Solution:
The inherited traits of an organism are controlled by DNA molecules.The traits an organism displays are ultimately determined by the genes it inherited from its parents, in other words by its genotype. Animals have two copies of all their chromosomes, one from each parent.