× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
c
6
r
4
c
3
m
3
h
3
1
3
n
3
s
3
d
3
c
3
a
3
r
3
Home Q & A Board Science-Related Homework Help Psychology
New Topic  
wqeywqorwerh wqeywqorwerh
wrote...
Go to Answer
Posts: 541
Rep: 0 0
6 years ago
Muscle fibers contract when Z lines move _________ and the sarcomeres _________.
 
  a. farther apart; stretch
 b. farther apart; shorten
 c. closer together; stretch
 d. closer together; shorten
Read 81 times
1 Reply
Replies
Answer verified by a subject expert
mschindler44mschindler44
wrote...
#1
Top Poster
Posts: 749
Rep: 0 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

wqeywqorwerh Author
wrote...

6 years ago
this is exactly what I needed
vanna2014
wrote...

Yesterday
Helped a lot
AlahuKakpar
wrote...

2 hours ago
This helped my grade so much Perfect
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1183 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 189
  
 1618
  
 969
Your Opinion
What percentage of nature vs. nurture dictates human intelligence?
Votes: 436
Previous poll results: What's your favorite funny biology word?