How long ago did two species of birds share an ancestor
        
                    
             
        
        
        
Answer:
false
Explanation:
as prokaryotic cells are the primitive types of cells so you do not have cell membrane 
 
        
             
        
        
        
Little confused on the question but if I am suppose to match the question with one of the statements I would choose that
“The cell membrane pinches in to form two new cells.” - what happens during cytokinesis.
        
             
        
        
        
No. The alpha gene would be the MM, and the recessive is not the alpha.
        
             
        
        
        
Answer:
Paleontologists didn't have the technology in that time to get a good estimation on the events.  Back then, they had to rely on natural sources "markers" that made the estimations. Those estimations weren't accurate. Today's measures are accurate.