First answer: 4
Second answer: I think 2?
Third answer: 5
Fourth answer: 1
        
                    
             
        
        
        
D. Adaptations that improve the chances an individual will have a
long life but that may not affect reproduction become more
common within a population over time
 
        
             
        
        
        
Answer:
Until recently, most neuroscientists thought we were born with all the ... Why did these bird brains add neurons at such a critical time in ... The central nervous system (which includes the brain and spinal cord) is made ... An early progenitor cell does not have the potential of a stem cell to make many different ...
Explanation: