« previous next »

Author Question: Which of the following events suggests there is a change in the egg cell membran (Read 356 times)

curlz

  • Hero Member
  • *****
  • Posts: 538
on: Aug 14, 2013
Which of the following events suggests there is a change in the egg cell membrane after penetration by a sperm?
A) The pollen tube grows away from the egg toward the polar nuclei.
B) CA2+ builds up in the cytoplasm of the egg.
C) The egg cell plasmolyzes.
D) Double fertilization occurs.
E) There is a spike in membrane transport activity.


mydiamond

  • Hero Member
  • *****
  • Posts: 804
Reply #1 on: Aug 22, 2013
I know it's B,

Shine bright :)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

A cell. A cell.
Structure of a typical cell membrane Structure of a typical cell membrane
Observed change in surface temperature from 1901 to 2012 Observed change in surface temperature from 1901 to 2012
Phospholipids’ Role in Your Cell Membranes Phospholipids’ Role in Your Cell Membranes
Major Events in the History of Life Major Events in the History of Life
Depiction of cell transformations in isotonic, hypertonic, and hypotonic solutions Depiction of cell transformations in isotonic, hypertonic, and hypotonic solutions
Video: Stroke volume

For a complete list of videos, visit our video library