6. In certain plants, tall is dominant to short. If a heterozygous plant is crossed with a homozygous tall
plant, what is the probability that the offspring will be short?
b. 1/2
c. 1/4
d. 1/6
e. O
7. In cattle, roan coat color (mixed red and white hairs) occurs in the heterozygous (Rr) offspring of red
(RR) and white (rr) homozygotes. Which of the following crosses would produce offspring in the ratio of 1 red?
a. red white
b. red x red
c. white xred
d. white x white