A) secretion of acids and ammonia
 
        
             
        
        
        
Answer:
25%
Explanation:
The child only comes out as homozygous dominant (YY) for the trait in 1/4 boxes in the Punnett Square. This translates to the child having a 25% chance of being homozygous dominant for the trait. 
 
        
                    
             
        
        
        
Answer - <span>Fertilization would result in a zygote with twice as many chromosomes as the parents.
Reasoning - Without Proper stable form of stages it would double and the cells wont be able to survive in the next generation.</span>
 
        
        
        
The answer is number 3 use this to help you : https://quizlet.com/118565169/nsg-6005-week-8-flash-cards/ 
 
        
             
        
        
        
Answer:
Diffusion 
is the movement of molecules from an area where there are many to an area where there are few 
  Hope it helps