Examlex
Which is correct?
Polar Nuclei
Cells found within the ovule of flowering plants that fuse with one sperm cell to form the endosperm, providing nutrition to the developing embryo.
Angiosperm
Flowering land plant; the seeds are borne within a fruit.
Pollination
The transfer of pollen from the male parts of a flower to the female parts, leading to fertilization and seed production.
Pollen Tube
In seed plants, a tube that forms when a pollen grain lands on the stigma and germinates. The tube grows, passing between the cells of the stigma and the style to reach the egg inside an ovule, where fertilization occurs.
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