Answer:
a the graph of a function I hope it will help you please follow me
 
        
             
        
        
        
Answer:
F is for free, f is for attached
a. Ff, Ff
b. FF, or Ff
c. ff
Explanation:
Parents and first child have free earlobes so it must be dominant trait while attached is recessive. In order to have a recessive trait as seen in the second child, the parents must have a recessive allele.
 
        
             
        
        
        
<span>If a chemist adds ammonia to a cleaner, he would expect the litmus paper to turn blue. Ammonia is a basic compound with no ions, however in solution it gains an ion and becomes ammonium. These basic ions interact with the litmus paper and turn it blue.</span>