How does inbreeding avoidance evolve in plants?

Phys&Org – Many flowering plants are able to recognize and reject their own pollen, thereby preventing inbreeding despite the plants’ hermaphroditic nature. This mechanism is a complex trait that involves the interaction of a gene that tags the pollen with an identifier molecule, and a gene that produces a molecule capable of detecting pollen produced by the same plant.

Evolutionary biologists have often argued that once complex traits are lost, they are seldom regained. But a new study, led by biologists at McGill University and published in the journal PLOS Biology, suggests that this may not be the case for self-pollen recognition …>>Continue Reading<<

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One response to “How does inbreeding avoidance evolve in plants?

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