Top Posters
Since Sunday
w
5
a
3
j
2
a
2
t
2
u
2
r
2
j
2
j
2
l
2
d
2
y
2
Home Q & A Board Biology-Related Homework Help General Biology
New Topic  
chezmoi chezmoi
wrote...
Go to Answer
Posts: 1648
Rep: 1 0
7 years ago
Why are the testicles kept outside of the body?
A) They lower the temperature for sperm production.
B) The testicles cushion the penis and stop it from hanging too low.
C) There's no reason for this.
D) Earlier in human evolution, visible testicles helped males to sexually attract females.
Textbook 
Biology: Science for Life with Physiology

Biology: Science for Life with Physiology


Edition: 5th
Authors:
Read 120 times
2 Replies
Go easy on me, I'm just a high school student
Replies
Answer verified by a subject expert
cameronicameroni
wrote...
#1
Top Poster
Posts: 544
Rep: 20 0
7 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

chezmoi Author
wrote...
#2
7 years ago
Thanks, this works perfectly!
Go easy on me, I'm just a high school student
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1278 People Browsing
 123 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 4719
  
 271
  
 801
Your Opinion
What's your favorite funny biology word?
Votes: 401
Previous poll results: Do you trust social media networks with protecting your privacy?