What do carbohydrates, proteins, lipids, and nucleic acid have in common?

A.
They contain instructions.

B.
They are motors for movement.

C.

Each is only involved in an organism's physical structure.

D.

They all contain carbon as an important part of their structure.

Question

What do carbohydrates, proteins, lipids, and nucleic acid have in common?
		
  
	
	
 
A.
	They contain instructions.
	
 
B.
	They are motors for movement.
	
 
C.
	

Each is only involved in an organism's physical structure.
	
 
D.
	

They all contain carbon as an important part of their structure.

anonymous · Answer

im not one hundred precent sure but im thinking c

anonymous · Answer

They all contain Carbon, Hydrogen, and Oxygen. 

 They are all involved in energy transfer. 

So your answer would actually be D due to each of they containing carbon which is an important part of their structural bodies.

anonymous · Answer

well i said i wasn't 100% sure