pollination may be self pollination or cross pollination. in self pollination, the pollen grains of the flower falls on the ovary. it occurs in bisexual flowers.
in cross pollination, the pollen grains of one flower reaches the ovary of another flower through air, or insects or water. thus the reached pollen grain produces a pollen tube into which the male gamete enter. it reaches the ovule and fertilize with it to produce a diploid zygote.
the pollination grow into
http://en.wikipedia.org/wiki/Pollination
Pollination can occur through wind, animals (such as bees, butterflies, and birds), and self-pollination (where pollen is transferred from the anther to the stigma of the same flower or a different flower on the same plant).
pollination
Pollination
Before.
Pollination
Bees.. =]
Before a fruit develops, pollination has to happen.
Cross pollination happens when the pollen of one flower is placed upon the stigma of another flower, whether of the same varietyor not.
Cross pollination happens when the pollen of one flower is placed upon the stigma of another flower, whether of the same varietyor not.
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