In tomatoes,red (R)is dominant to yellow (r),tall (D)is dominant to dwarf (d),and smooth (H)is dominant to hairy (h).How many possible different phenotypes are there in relationship to these three characteristics?
A) 6
B) 8
C) 9
D) 16
E) 27

Question

In tomatoes,red (R)is dominant to yellow (r),tall (D)is dominant to dwarf (d),and smooth (H)is dominant to hairy (h).How many possible different phenotypes are there in relationship to these three characteristics?  
A) 6
B) 8
C) 9
D) 16
E) 27

Quizplus · Accepted Answer

Each characteristic has two possible phenotypes (dominant and recessive), so with three characteristics, the number of possible phenotypes is 2^3 = 8.

In Tomatoes,red (R)is Dominant to Yellow (R),tall (D)is Dominant to Dwarf