The simplest answer would be to look at a punnet square. it gives you the random chance that a trait gets passed on to offspring. it's made off probability of dominant and recessive genes. But it's random in the end.
        
                    
             
        
        
        
Helps with oxygen and stuff
        
             
        
        
        
Answer:
Monomers are joined by a covalent bond, and a water molecule is produced
 
        
             
        
        
        
Answer:
the characteristics of living beings are all of the four
 
        
             
        
        
        
All microscopes have lenses. Some types of lenses are eyepiece lenses, objective lenses, and condenser lenses.