Answer:
The correct answer is - C. retention of their own genome.
Explanation:
The endosymbiotic theory is a theory that suggests that eukaryotic cells are developed from prokaryotic cells. According to this theory, organelles like mitochondria are developed in eukaryotic cells as the result of proteo-bacteria cells engulfing aerobic bacteria.
The evidence of this theory can be seen as the mitochondria has their own genome such as circular DNA and ribosomes as the prokaryotes.
 
        
             
        
        
        
Prolactin is the hormone that stimulates milk production
        
             
        
        
        
Answer:
weird pictures to answer but rubber trees do nothing for an environment so they would be at the bottom then flees which are eaten by aphid insects which are eaten by birds at the top of the chain
 
        
             
        
        
        
Answer:
Bleach.
Explanation:
I think this is the answer? 
 
        
                    
             
        
        
        
D.) 70% mammals are 70 percent water