Answer:
the Answer is B i think im not sure 
 
        
             
        
        
        
Answer:
The sperm is placed on top of the eggs
Explanation:
Frog usually go through external fertilization, where the female releases her eggs from her body into the water.  The male then releases his sperm to fertilize them.
 
        
                    
             
        
        
        
You did not provide options therefor i can not be exact but the cell membrane and cell walls are what contain the cytoplazm so it would not be ar
 part of it
        
             
        
        
        
Answer:Robert Hooke
Explanation:The cell was first discovered and named by Robert Hooke in 1665. He remarked that it looked strangely similar to cellula or small rooms which monks inhabited, thus deriving the name. However what Hooke actually saw was the dead cell walls of plant cells (cork) as it appeared under the microscope
 
        
                    
             
        
        
        
Insertion or 

of genes to produce desired proteins.