Let's call the colour alleles C for dominant purple, and c for recessive white.
We have crossed Cc with Cc.  So if we put that in a Punnett square, we'd have a CC, two Cc and a cc.  That would give us a 3:1 ratio of purple to white, so you'd expect 15 purple and 5 white flowers. :)
        
             
        
        
        
Chromatin is the threadlike form of genetic material in the nucleus.
 
(chromatin coils around histone proteins and form chromosomes when mitosis/meiosis are going to occur)
        
             
        
        
        
Dang i cant quit do that off the top of my head sorry 
        
             
        
        
        
How to get a girlfriend and how to able to talk to other kids without being shy