In a typical angiosperm, what is the sequence of structures encountered by the tip of a growing pollen tube on its way to the egg?
A) stigma → style → ovary → micropyle
B) stigma → ovary → style → micropyle
C) micropyle→ ovary → stigma → style
D) ovary → style → stigma → micropyle

Question

Quizplus · Accepted Answer

The correct sequence is stigma → style → ovary → micropyle. In angiosperms, the pollen lands on the stigma, grows a pollen tube down the style, enters the ovary, and finally reaches the egg through the micropyle.

In a Typical Angiosperm, What Is the Sequence of Structures