Non-self Pollen Fertilizing a Petunia
Wed, 09 Feb 2011 03:02:47 -0600
This diagram shows non-self pollen fertilizing a petunia, and conversely, self pollen perishing.
The female part of the petunia flower secretes an enzyme that is designed to deter pollen tube growth, thereby preventing fertilization. However, in the cases where the pollen has come ...
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