Poll

President Donald Trumps presidency will be:
Excellent
Great
Neither good nor bad
Bad
Terrible
If you would like to vote in this poll, please login or register

New Topic  
wrote...
Posts: 48
Credits: 1
Rep: 0 0
4 years ago
One type of active transport is called _______ pump which helps muscle cells contract.

So, it must be _____ pump.

Thanks in advance for any and all answers!! <3
Read 2572 times
1 Reply
replies
Answer accepted by topic starter
wrote...
Posts: 114
Credits: 0
Rep: 0 0
4 years ago
To view this post and more
You'll need to login or register
Proton pump.
New Topic      
This topic is currently locked from adding new posts. Only administrators and moderators can reply. If you'd like to contribute to this topic, start a new thread and make reference to this one. Otherwise, contact a moderator for more options.

Explore

Post homework questions online and get free homework help from tutors.
Learn More
Improve Grades
Help Others
Save Time
Accessible 24/7
There are currently 270 guests browsing and 7 members online. So far today, 765 students have registered.
Related Images
717
0
07/30/11

577
0
01/09/12

833
4
03/31/13