Answer:I guess c. Seems like that’s the right answer
Explanation:
 
        
             
        
        
        
Answer:
A
Explanation:
Channel and carrier proteins are both considered facilitated diffusion. We also know that materials do not like to go against the concentration gradient so we can eliminate B. 
 
        
             
        
        
        
8 molecules would result, since 2^3 = 8. Each time PCR is performed, the orginal number of molcules double.
        
                    
             
        
        
        
Answer: 1 phylum ,genus ,class ,species 
 
        
             
        
        
        
Answer:
C) cytoplasmic determinants 
Explanation:
Cytoplasmic determinants are special molecules which play a very important role during oocyte maturation, in the female's ovary.