Refer to the Figure Showing the Dobzhansky-Muller Model of the Evolution

question 234

Multiple Choice

Refer to the figure showing the Dobzhansky-Muller model of the evolution of reproductive isolation. The F1 hybrids between the species at the end of this process have reduced fitness.From this, we can conclude that

• A) the combination of a single A and a single B will reduce fitness.
• B) the combination of a single a and a single b will reduce fitness.
• C) BB will have low fitness irrespective of the genotype at locus A.
• D) individuals that are AA will have low fitness irrespective of the genotype at locus B.
• E) individuals that are bb will have low fitness irrespective of the genotype at locus A.

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Definitions:

Mate Poaching

The practice of attempting to attract someone who is already in a romantic relationship with someone else.

Erotophobic

Refers to an irrational fear of or strong aversion to sexuality or sexual matters.

Masturbate

The act of self-stimulation of one's own genitals for the purpose of sexual pleasure.