Answer:
Explanation:
The source of the energy required to regenerate ATP is the chemical energy stored in food (e.g. glucose). The cellular process of releasing energy from food through a series of enzyme-controlled reactions is called respiration . Some of the energy released is used to produce ATP.
 
        
             
        
        
        
Answer:
Membrane proteins perform a variety of functions vital to the survival of organisms: Membrane receptor proteins relay signals between the cell's internal and external environments. Transport proteins move molecules and ions across the membrane.
Explanation:
they help transport some substances through the membrane.
 
        
             
        
        
        
Answer:
Explanation:
An international team of scientists led by the Lomonosov Moscow State University group made a significant step in creating a new type of drug for treatment of autoimmune diseases, such as rheumatoid arthritis and Crohn's diseaase
 
        
                    
             
        
        
        
Answer:
Starch
Explanation:
Plants store their energy in form of starch