Question

How do mutations lead to variation?

A.
by producing changes in the genetic code
B.
by giving organisms new features for survival
C.
by providing a source of energy for cells
D.
by signaling proteins to be synthesized

Answer 1

A. By producing changes in the genetic code.

Step-by-step explanation:

.

Answer 2

A.producing changes in the genetic code

Step-by-step explanation:

Genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).