The only biological unit that controls heredity is called.....

$A$ distinct mechanism that usually involves a short segment of $DNA$ with a remarkable capacity to move from one location in a chromosome to another is called:

If $A$ and $C$ make $30\%$ and $20\%$ of $DNA$,respectively,what will be the percentage composition of $T$ and $G$?

Molecular biology is the study of .......?

Genetic mutations occur in:

Single-stranded nucleic acid is found in