Based on the information below, answer the following question(s), assuming complete dominance.
"In humans, the ability to roll the tongue is a dominant trait; the inability to roll the tongue is a recessive trait."
-If two individuals heterozygous for this trait have a child, what is the chance that the child will not be able to roll his tongue?
A) 0%
B) 25%
C) 50%
D) 75%
E) 100%

Question

Quizplus · Accepted Answer

When two heterozygous individuals (Tt) are crossed, the possible genotypes for their offspring are TT, Tt, Tt, and tt. The genotype tt represents the recessive trait, which is the inability to roll the tongue. There is a 1 in 4 chance, or 25%, that the child will inherit the tt genotype.

Based on the Information Below, Answer the Following Question(s), Assuming