Photosynthesis; this is because co2+h2o+ATP=c6h12o6+o2
        
             
        
        
        
Answer:
It's a type of transport across membranes. Answer is B. 
 
        
             
        
        
        
Evidence of common descent is a hypothesis that two organisms from different species are related to each other. !
        
             
        
        
        
Answer:
The correct answer out of all the choices is A. natural selection, migration, and mutation. Conservation biologists are most interested in these three evolutionary mechanisms.
Explanation:
 
        
             
        
        
        
<span>Answer:
Greenhouse effect; carbon cycle affect how important a particular greenhouse gas is in contributing to the greenhouse effect.</span>