reproductive isolation Flashcards

1
Q

what is prezygotic isolation?

A

barriers that prevent mating or the formation of a zygote.

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2
Q

what is postzygotic isolation?

A

the zygote is able to form, but does not survive to produce fertile offspring.

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3
Q

what is temporal isolation?

A

the times of breeding are different stopping breeding

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4
Q

what is behavioural isolation?

A

the courtship rituals are different stopping breeding

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5
Q

what is ecological isolation?

A

the places where the organisms live are different stopping breeding.

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6
Q

what is mechanical isolation?

A

the sizes of the mating organs are different stopping breeding

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7
Q

what is gametic isolation?

A

the egg and the sperm are incompatible stopping the formation of the zygote.

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8
Q

what is hybrid inviability?

A

the organisms can mate and form offspring, however, the zygote is not strong enough to survive until adulthood.

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9
Q

what is hybrid sterility?

A

the organisms can mate and form offspring, but it is sterile meaning it cannot produce offspring of its own.

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