What is self-incompatibility? Why does self-pollination
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What is self-incompatibility? Why does self-pollination not lead to seed

formation in self-incompatible species?

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ns: On its stigma, a flower that does not produce pollen grains is incompatible

or self-sterile. This condition is called self-incompatibility or self-sterility. It is

called pollination when pollen grains are transferred from the stigma to the

anthers. As a result of this transference, seeds are formed. The process of self-

pollination occurs when pollen grains are shed from the anther in the same flower

to the stigma in the same flower. Some flowers, however, do not produce seeds

when self-pollination occurs because they contain the same sterile gene on the

pistil and pollen grain. Since pollen grains cannot germinate, male gametes•
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