Top Posters
Since Sunday
y
2
s
2
2
a
1
w
1
w
1
i
1
m
1
s
1
c
1
k
1
1
Home Q & A Board Science-Related Homework Help Psychology
New Topic  
colleen colleen
wrote...
Go to Answer
Valued Member
Posts: 17076
Rep: 251 1
9 years ago
Seasonal rhythms are under the control of  ________ secreted by cells within the ________.
a. melatonin; pineal gland
b. dopamine; hypothalamus
c. melanopsin; preoptic hypothalamus
d. oxytocin; pituitary
e. melatonin;  retina
Read 326 times
1 Reply
Sunshine ☀ ☼
Replies
Answer accepted by topic starter
ThePsychicThePsychic
wrote...
#1
Valued Member
Top Poster
Posts: 11223
Rep: 1845 0
9 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
  985 People Browsing
 126 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 549
  
 305
  
 288
Your Opinion
Where do you get your textbooks?
Votes: 447
Previous poll results: Do you believe in global warming?