Punnett Square | Baamboozle - Baamboozle | The Most Fun Classroom Games!

English 12 Public

Inheritance of traits prediction using Punnett Squares.

Study Slideshow

What are the possible genotypes for the following cross?

Tt only

TT only

tt only

TT, Tt, and tt

What is the probability the offspring will be homozygous recessive?

100%

50%

25%

If R is the allele for brown hair and r is the allele for white hair, what is the probability the offspring will have white hair?

25%

100%

50%

75%

Is this Punnett Square correctly done?

yes

Which of the following would a recessive trait be expressed?

Which of the following would NOT express a dominant trait?

What is the probability of growing yellow beans?

2/4 or 1/2 or 50%

What are the possible genotypes with a cross of rr and rr?

rr only

Rr only

RR only

What are the possible genotypes for a cross of RR and Rr parents?

rr only

RR and Rr

RR only

What are the possible genotypes for a parent cross of rr and Rr?

Rr and rr

rr only

Rr only

What is the probability the offspring will be homozygous?

50%

100%

25%

75%

What is the probability the offspring will be heterozygous?

50%

100%

25%

75%