Assortative mating takes place when sexually reproducing organisms tend to mate with individuals that are like themselves in some respect or dissimilar .
assortative mating
the nonrandom formation of mating pairs; can be positive or negative
Source: Jenkins, John B. 1990. Human Genetics, 2nd Edition. New York: Harper & Row ...
Assortative mating The tendency for mates to be chosen non randomly. Mates may be chosen for a shared characteristic (positive assortative mating) or chosen to be different (negative ditto) ...
Assortative mating: The mating of a given genotype mates with another genotype at a frequency disproportionate to that expected from random encounter.
Assortative mating
Humans seldom mate at random preferring phenotypes like themselves (e.g., size, age, ethnicity). This is called assortative mating. (Drawing by Koren © 1977 The New Yorker Magazine, Inc.) ...
Assortative matings: Reproduction in which mate selection is not random but is based on physical, cultural, or religious grounds (see negative and positive assortative mating).
assortative mating
A type of nonrandom mating in which mating partners resemble each other in certain phenotypic characters.
asymmetric carbon ...
Assortative mating
Preference for mating between similar individuals; cf. disassortative mating
Related Terms:
Mating
The act of pairing a male and female organism for reproductive purposes.
Assortative mating
Preference for mating between similar individuals; cf. disassortative mating ...
Assortative mating refers to sexual attraction between like individuals, and promotes genetic homozygosity. It is not the same as koinophilia, which is the sexual attraction to the most common phenotype.
Assortative mating occurs when individuals tend to mate with those that have the same phenotype. Assortative mating divides a population into two phenotypic classes with reduced gene exchange.
Assortative mating causes a non-random distribution of alleles at a single locus.
 See also: Mating, Organ, Population, Species, Human
  
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