Examlex
Which of the following arguments was most likely to have been used by southerners in the 1830s and 1840s to defend the institution of slavery?
Inbreeding Depression
A reduction in the average fitness of inbred individuals relative to that of outbred individuals. It arises because rare recessive alleles become expressed in a homozygous state where they can affect detrimentally the performance of individuals.
Sperm Competition
A form of sexual selection occurring after mating, in which the sperm from multiple males compete to fertilize the eggs of a female.
Fertilizing Eggs
The process in which male gametes (sperm) fuse with female gametes (eggs) to initiate the development of a new organism.
Genetic Variation
Genetic variation is the diversity in gene frequencies, resulting from mutations, genetic recombination, and other sources, providing the material for evolution and adaptation in populations.
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