Question

17 of 22 concepts completed fill in the blank question if the stigma of an angiosperm flower is receptive to pollination, a emerges from the pollen grain and grows toward the micropyle. need help? review these concept resources.

Explanation:

In angiosperm flower - pollination, when the stigma is receptive, a pollen tube emerges from the pollen grain and grows towards the micropyle to deliver sperm cells for fertilization.

Answer:

pollen tube