A group of atoms bonded together
        
             
        
        
        
Answer:
To reduce water loss.
Explanation:
Keeping the stomata closed during the day, helps reduce water loss when dry, hot wind blows across it. 
 
        
             
        
        
        
D. it serves as a link between membrane proteins on adjacent membranes.
        
             
        
        
        
<span>I would say the DNA in the genetics are beneficiary to the traits we all carry with us . At birth it is something we all are born with . So statistically all compatible genes are carried through the DNA from which we are comprised from . Thank you .</span>