Genetics & Punnett Squares

Front

George Guinea Pig met Greta Guinea Pig at a picnic. George is heterozygous for his long hair, but Greta has short hair. What are the chances of having a baby guinea pig with short hair?

Back

50%

Front

George Guinea Pig met Greta Guinea Pig at a dance.  George is heterozygous for his long hair, but Greta has short hair.  What are the chances that their baby would have long hair?

Back

50%

Front

George Guinea Pig is heterozygous for long hair, Greta has short hair. What are the chances of a heterozygous baby?

Back

50%

Front

How can we describe Greta's genotype if George Guinea Pig is heterozygous for his long hair and Greta has short hair? Options: homozygous dominant, homozygous recessive, heterozygous

Back

homozygous recessive

Front

Stuart Snail is heterozygous for tall eyeballs. Sally Snail has tall eyeballs but does carry the recessive allele. What are the chances that their baby snail would have short eyeballs?

Back

25%

Front

Possible genotype(s) for a baby snail with tall eyeballs if Stuart Snail is heterozygous for tall eyeballs and Sally Snail has tall eyeballs but carries the recessive allele.

Back

TT, Tt

Front

Gary Goldfish is heterozygous for dark orange color. Ginny Goldfish is homozygous dominant. Their baby has light orange color. Is Gary the father?

Back

No, because there is no way they could produce a homozygous recessive baby.

Front

Gary Goldfish is heterozygous for dark orange color. Ginny Goldfish is homozygous dominant. What is the chance that they will have a heterozygous offspring? Options: 100%, 75%, 50%, 25%

Back

50%

Front

In the punnett square shown, what is the genotypes of the two parents?

Back

RR and WW

Front

Possible genotypes for this cross?

Back

TT = 25% Tt= 50% tt=25%