- post-zygotic isolating mechanism
- Mechanism preventing interbreeding between two or more populations that is effective after zygote formation.
Expanded glossary of Cycad terms . 2014.
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pre-zygotic isolating mechanism — Mechanism preventing interbreeding between two or more populations that is effective before fertilization and zygote formation. Cf. post zygotic isolating mechanism … Expanded glossary of Cycad terms
Reproductive isolation — An important concept in evolutionary biology, reproductive isolation is a category of mechanisms that prevent two or more populations from exchanging genes. The separation of the gene pools of populations, under some conditions, can lead to the… … Wikipedia