Holt Modern Biology 1st Edition by John Postlethwait ,Janet Hopson

Exercise 21

INTERPRETING GRAPHICS: Use the diagram of a Punnett square below to answer the question that follows.

The Punnett square above shows the expected results of a cross between two pea plants. R and r represent the alleles for round seed and wrinkled seed traits, respectively.
What would the seed texture phenotype of the plant in box 4 be?
F) round
G) Rr
H) wrinkled
J) rr