Genetics / Punnett Squares Vocabulary Drill

Homozygous means

• Same alleles

• Different alleles

Heterozygous means...

• Same alleles

• Different alleles

Select the homozygous genotype(s)

• AA

• Aa

• aa

Select the heterozygous genotype(s)

• AA

• Aa

• aa

Which letter represents a dominant trait?

• B

• b

Which letter represents a recessive trait?

• B

• b

Which genotype is homozygous dominant?

• HH

• Hh

• hh

Which genotype is homozygous recessive?

• HH

• Hh

• hh

If having freckles (F) is dominant to having no freckles (f), what are the genotypes of individuals who do have freckles?

• FF

• Ff

• ff

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

If having dimples (d) is recessive, and having no dimples (D) is dominant, what are the genotype(s) of individuals who do have dimples?

• DD

• Dd

• dd

Tags

NGSS.HS-LS3-1