This topic contains a solution. Click here to go to the answer

Author Question: In a typical angiosperm, what is the sequence of structures encountered by the t (Read 737 times)

aero

  • Hero Member
  • *****
  • Posts: 512
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?
1.    micropyle
2.    style
3.    ovary
4.    stigma
A) 4 → 2 → 3 → 1
B) 4 → 3 → 2 → 1
C) 1 → 4 → 2 → 3
D) 1 → 3 → 4 → 2
E) 3 → 2 → 4 → 1



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by Celeste on Mar 28, 2019

federox

  • Sr. Member
  • ****
  • Posts: 308

aero

  • Hero Member
  • *****
  • Posts: 512

 

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

For a complete list of videos, visit our video library