Answer:
Cellular respiration is a set of metabolic reactions and processes that take place in the cells of organisms to convert chemical energy
Explanation:
 
        
             
        
        
        
Answer:
A = rough er
B = chloroplast
D = Cytoplasm 
C = most likely a lysosome
E = cell wall
 
        
             
        
        
        
Evolved from prokaryotic cells
        
             
        
        
        
Start of diseases such as skin cancer. Famine and drought. Also Global warming and higher increases of heat on the environment.