Question

If a pea plant’s alleles for height are tt, what is true of its parents?(1 point)
Responses

Both parents were tall.
Both parents were tall.

Both parents were short.
Both parents were short.

Both parents contributed (passed on) a recessive allele.
Both parents contributed (passed on) a recessive allele.

Both parents contributed (passed on) a dominant allele.

Answer 1

Both parents contributed (passed on) a recessive allele.

Explanation: The offspring is tt (homozygous recessive), so each parent must have given a t allele — meaning each parent had at least one recessive t (could be Tt or tt).