Answer:
Semi-permeable membrane
Explanation:
In semi-permeable membranes, only some substances can pass through. Sometimes, some can also pass through the channel protein molecules or transport proteins on the cell membrane.
 
        
             
        
        
        
Question 2
D) Carbohydrates
        
             
        
        
        
Answer:
Explanation:
the two populations will become different species over time due to accumulated mutations occuring in both populations
 
        
             
        
        
        
Goggle got ur back and I’m not that sure