Cell Membrane Permeability

Discussion of all aspects of cellular structure, physiology and communication.

Moderators: Leonid, amiradm, BioTeam

Post Reply
User avatar
Dawn
Garter
Garter
Posts: 6
Joined: Thu Nov 03, 2005 8:15 pm

Cell Membrane Permeability

Post by Dawn » Sat Dec 10, 2005 3:10 pm

why cell membrane is impermeable to ions?

User avatar
MrMistery
Inland Taipan
Inland Taipan
Posts: 6832
Joined: Thu Mar 03, 2005 10:18 pm
Location: Romania(small and unimportant country)
Contact:

Post by MrMistery » Sat Dec 10, 2005 3:59 pm

well it is because it has special proteins called ion channel and pumps. The phospholipid bilayer is impermeable to ions because they are hidrophilic and the inside of the membrane is hidrophobic
"As a biologist, I firmly believe that when you're dead, you're dead. Except for what you live behind in history. That's the only afterlife" - J. Craig Venter

Post Reply

Who is online

Users browsing this forum: No registered users and 3 guests