When does the pollen tube form,and what is its function?
A) after fertilization,to protect the egg from other pollen grains.
B) after fertilization,to allow the fertilized egg to disperse from the plant.
C) after pollination,to protect the egg from other pollen grains.
D) after pollination,to transport nutrients to the developing embryo.
E) after pollination,to transport sperm to the ovule.
Correct Answer:
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