Question

A population is likely to evolve if

Answer options with 5 options
A.
mating is random and all members have the same chance to pass on their genes.

B.
the gene pool for that population is very large.

C.
mutations in DNA rarely occur.

D.
the environment does not change.

E.
some members have selective advantage over others.

Answer 1

Which ,begin emphasis,best,end emphasis, explains the role of enzymes in a living cell?

Answer options with 4 options
A.
Enzymes add heat energy, speeding up a chemical reaction.

B.
Enzymes lower the energy required to start a chemical reaction.

C.
Enzymes increase the energy required to start a chemical reaction.

D.
Enzymes remove heat, controlling the output of a chemical reaction.

Answer 2

E. Some members have selective advantage over others.

Answer 3

B. Enzymes lower the energy required to start a chemical reaction.