Punnet Square Quiz

Capital letter; this represents the trait that always shows.

• recessive

• heterozygous

• dominant

• homozygous

Lower case letter; this represents what is hidden when a dominant allele is present

• recessive

• homozygous

• dominant

• heterozygous

What percent of offspring show the recessive trait?

• 25

• 50

• 75

• 100

Whose traits are on the outside of the Punnett square?

• Mom

• Parents

• Dad

• Offspring

Which is homozygous dominant?

• AA

• Aa

• aa

• None of them

Which is homozygous recessive?

• AA

• Aa

• aa

• None of them

Which term means how the organism looks?

• genotype

• phenotype

• allele

• trait

Which term means the letter combination that illustrates a trait?

• genotype

• phenotype

• allele

• trait

Which genotype shows an offspring that is purebred for freckles? Hint: Freckles are a dominant trait.

• FF

• Ff

• fF

• ff

Which of these is a genotype?

• Green Peas

• ATTAGCCG

• Gg

• None of these