Answer:
I think it's A) A protein substrate
 
        
             
        
        
        
No. Glucose is split by glycolysis before the aerobic parts of cellular respiration, when oxygen enters the process.
Hope this helps!
        
             
        
        
        
Answer:
B. diffusion
Explanation:
Because diffusion is a passive process, it does not require energy expenditure by the cell.
 
        
                    
             
        
        
        
Genetic diversity serves as a way for populations to adapt to changing environments. With more variation, it is more likely that some individuals in a population will possess variations of alleles that are suited for the environment. Those individuals are more likely to survive to produce offspring bearing that allele.
 
        
             
        
        
        
Answer:
picture one
it holds the cytoplasm and cell organelles inside it. acts as a contaniner allowing only certain substance to go out aand enter.
picture two
internal structure and shape
maintains and protects internal structure and shape of a cell
pict3
connection