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