Genetic traits that survive through selection increase throughout a population.
 
        
             
        
        
        
Elaine is a police officer and a mother of a 17 year old son. One afternoon while cleaning her son's room, Elaine finds drugs in his backpack. She tells him
that she cannot allow drugs in her home and demands he tell her where they came from. In these two roles as police officer and mother, Elaine is experiencing:
B. role conflict
        
             
        
        
        
Answer: All of the mentioned Scientist made considerable contributions to understanding the DNA molecule in the order:
Explanation: 1.Fredrick Griffith
 2. Avery, McCarty and MacLeod
3.Chargaff
4.Hershey and Chase
5.Watson and Crick
 
        
                    
             
        
        
        
The crest Is the highest point of the wave.