× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
7
n
3
j
3
o
2
x
2
c
2
2
p
2
n
2
3
2
C
2
z
2
New Topic  
yanamae yanamae
wrote...
Posts: 597
Rep: 0 0
6 years ago
The proteins PER and TIM, originally discovered in insect but now found in mammals also, influence circadian rhythms by ____.
 
  a. building up during the day and declining during sleep
  b. being transformed into melatonin
  c. stimulating and inhibiting (respectively) the release of acetylcholine in the cerebral cortex
   d. providing negative feedback from the muscles to the neurons that innervate them
Read 64 times
1 Reply
Replies
Answer verified by a subject expert
-justin--justin-
wrote...
Top Poster
Posts: 807
Rep: 1 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

yanamae Author
wrote...

6 years ago
This site is awesome
wrote...

Yesterday
Smart ... Thanks!
wrote...

2 hours ago
Brilliant
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  959 People Browsing
Related Images
  
 35
  
 908
  
 1271
Your Opinion
Who will win the 2024 president election?
Votes: 6
Closes: November 4

Previous poll results: How often do you eat-out per week?