Question

) Explain any four outbreeding devices develop in flowering plants​

Answer 1

Outbreeding devices for cross-pollination in angiosperm plants are: Stigma and pollen grain release receptivity is not coordinated, i.e., stigma becomes receptive long before pollen is released or released to avoid self-pollination. ... Dicliny: The flowers are unisexual and cannot be self-pollinated

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Answer 2

Answer:

here you go

Explanation:

Outbreeding devices for cross-pollination in angiosperm plants are: Stigma and pollen grain release receptivity is not coordinated, i.e., stigma becomes receptive long before pollen is released or released to avoid self-pollination. ... Dicliny: The flowers are unisexual and cannot be self-pollinated.

The following are the three Outbreeding devices used by plants for the prevention of self-pollination:

Unisexuality: In sexuality, the plant bears, either male or female flowers. ...

Dichogamy: In this mechanism, the stigma and the anther have different maturity times. ...

Protandry: The androecium matures before the gynoecium

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