Answer:
There will be 12 chromosomes 
Explanation:
We have given that The epithelial cells in the skin of an animal have 24 chromosomes 
We have to find the number of chromosomes present in the gametes of this animal 
We know that number of chromosomes present in the gametes is given by 

So number of chromosomes in gametes 
 
        
                    
             
        
        
        
Answer:
the answer is B
Explanation:
because pangaea was a super continent
 
        
                    
             
        
        
        
Answer:
D its population decreases
Explanation:
since a species cannot adapt they most probobly loose population
 
        
                    
             
        
        
        
B. Because of Farm laws that require no seeds to be kept from a harvest, or you are not allowed to have plants of a different genetic make or made by a different company in your field if you didn't buy it, you could have wind carry seeds into opposing fields, and if inspected, you would potentially have to pay a fine for having unauthorized varieties growing in your field. And trying to remove it would be a pain, because you would either have to find a killer that your plants are resistant to, or to find these individually and pluck them, or to spray a killer that would kill all of your plants, but none of these resistant varieties
        
                    
             
        
        
        
The force of gravity causes mass wasting to occur faster.☺