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what is pollination |
The transfer of pollen from the anthers of a flower to the stigma of the same flower or of another flower. Pollination is a prerequisite for fertilization.Some flowers will develop seeds as a result of self-pollination, when pollen and pistil are from the same plant, often (but not always) from the same flower.Other plants require cross-pollination: pollen and pistil must be from different plants.Most plants need help moving pollen from one flower to the pistil of another. Wind moves the pollen for some plants such as grasses like corn.Animal pollinators move pollen for many other flowering plants. |