Which of the functional groups is not reactive but serves as a recognizable tag on the DNA molecule and alter the expression of genes in the cells.
A) amino
B) methyl
C) carboxyl
D) hydroxyl

Question

Quizplus · Accepted Answer

Methyl groups serve as recognizable tags on the DNA molecule and can alter the expression of genes in the cells. However, they are not reactive in the same way as amino, carboxyl, and hydroxyl groups.

Which of the Functional Groups Is Not Reactive but Serves