Top Posters
Since Sunday
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
r
4
Home Q & A Board Biology-Related Homework Help Cell Biology
New Topic  
fitzgeralds fitzgeralds
wrote...
Go to Answer
Posts: 28
Rep: 0 0
11 years ago
a. the structure of the phospholipids bilayer
b. the difference in concentration of the molecule across the membrane
c. the presence of transport protein in the membrane
d. all the above
Read 494 times
1 Reply
Replies
Answer accepted by topic starter
RJ5876RJ5876
wrote...
#1
Posts: 62
Rep: 1 0
11 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1306 People Browsing
 101 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 1092
  
 278
  
 125
Your Opinion
Which of the following is the best resource to supplement your studies:
Votes: 249
Previous poll results: Do you believe in global warming?