When offspring are infertile after breeding occurs between individuals of different species, the genetic identities of the two populations are protected by

A) mechanical incompatibility.
B) hybrid infertility.
C) genetic isolation.
D) temporal isolation.
E) behavioral isolation.


B

Biology & Microbiology

You might also like to view...

Tapeworms do not have a

(a) reproductive system. (b) head. (c) excretory system. (d) digestive system.

Biology & Microbiology

Substances that start chemical reactions are called

a. substrata. b. starters. c. promoters. d. reactants. e. products.

Biology & Microbiology

Allelochemicals are active in preventing

a. herbivore feeding. b. germination of plant competitors. c. infection by pathogens. d. all of the above.

Biology & Microbiology

In a test cross, a pure-breeding plant is crossed with a plant suspected to be heterozygous (Aa). What is the genotype of the pure-breeding plant?

What will be an ideal response?

Biology & Microbiology