× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
A
6
j
6
c
5
m
5
C
5
d
5
s
5
n
4
i
4
d
4
d
4
J
4
New Topic  
NATTYICE325 NATTYICE325
wrote...
Posts: 672
Rep: 0 0
6 years ago
The first heterotrophs obtained their energy from
 
  a. autotrophs.
  b. chemosynthetic organisms.
  c. organic material in the ocean.
  d. photosynthetic organisms.
Read 55 times
1 Reply

Related Topics

Replies
wrote...
6 years ago
B
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  921 People Browsing
Related Images
  
 232
  
 211
  
 285
Your Opinion
What percentage of nature vs. nurture dictates human intelligence?
Votes: 432