Question

Tomato plants usually have hairy stems. Hairless stems are present in tomato plants that are homozygous recessive for this trait. If the stem characteristics are determined by a single gene, what is the expected outcome of crossing two tomato plants that are heterozygous for hairy stems?

Answer 1

Hh recessive hairy

cross 2 heterozygous Hh

H h

H HH Hh

h Hh hh-hairy

chances are higher that it will not be hairy