How does the sperm of an angiosperm reach the egg?
A) via the pollen tube that grows from the pollen grain through the carpel tissues to the ovule
B) via the pollen tube that grows from the ovule to reach the pollen grain on the stigma
C) usually via an insect, which places sperm in the ovary while probing for nectar
D) by actively swimming down through the style to the egg
Correct Answer:
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