Question

Need Fast Answers. Please

Answer 1

Carbon and oxygen are helpful in metabolic studies because:
Select one:
a. They are inexpensive elements
b. They are incorporated into organic material and common found in living things
c. Scientists know a lot about these two elements
d. They are plentiful in nature

Answer 2

@nechirwan

Answer 3

which one makes most sense too you

Answer 4

to*

Answer 5

B. They are incorporated into organic material and common found in living things.

Answer 6

^yes, let the user try first though

Answer 7

but said Need Fast Answers

Answer 8

lol dont matta, this isnt a source of answers but help - or tutoring, if you will