Answer:
B. the making of proteins
Explanation:
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B.Sometimes true,As you sometimes to need to learn on the alternative provided in getting a solution that is factual
        
                    
             
        
        
        
Hi!
Your answer is C
Which is also known as sepsis
~CoCo
 
        
             
        
        
        
Out of the following given choices;
a. they increase the amount of energy transferred from the
lungs to the blood
b. they increase the flexibility of the lungs as they expand
during inhalation
c. they increase the volume of the lungs, allowing more
oxygen to be inhaled
d. they increase the surface area of the lungs, allowing the
efficient gas exchange
The answer is D. Due to their microscopic nature, they are numerous in the lungs and are also circular-shaped so as to increase the surface area for gaseous exchange.
Other characteristics of alveoli that increase gas exchange are that they thinned-walled (with only a layer of cells) and moist. 
 
        
             
        
        
        
Answer:
Answer is A signal is sent down an exon within a nerve cell.
Explanation: