× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
5
o
5
4
m
4
b
4
x
4
a
4
l
4
t
4
S
4
m
3
s
3
New Topic  
aduberceau aduberceau
wrote...
Posts: 2
Rep: 0 0
7 years ago
 It has fluctuated wildly.
 It has been decreasing.
 It has been increasing.
 It has stayed the same.
Read 444 times
1 Reply

Related Topics

Replies
wrote...
Valued Member
Educator
7 years ago
It has been increasing.
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  959 People Browsing
Related Images
  
 271
  
 56
  
 251
Your Opinion
What's your favorite funny biology word?
Votes: 156