A trait that is visible is eye color
        
                    
             
        
        
        
Answer:
There are three types of DNA Mutations: base substitutions, deletions and insertions.
Base Substitutions. Single base substitutions are called point mutations, recall the point mutation Glu -----> Val which causes sickle-cell disease.
Deletions. ...
Insertions.
 
        
             
        
        
        
The combination of sulfur dioxide, nitrogen oxide, and atmospheric moisture creates acid rain.
        
             
        
        
        
Answer:
According to my calculations 1+1=2 so the answer is A
Explanation:
if 1+1=2 then the answer is A
 
        
                    
             
        
        
        
A single base-pair deletion would cause a frameshift mutation, disrupting every codon sequence read after it. A single base-pair change, however, only affects one codon. It is therefore less likely to cause harm.