Punnett Squares Practice

How would you write a homozygous dominant genotype?

• AA

• Aa

• aa

• either AA or Aa

Tags

NGSS.HS-LS3-2

Which of the following genotypes is dominant?

• AA

• Aa

• aa

• both AA and Aa

Tags

NGSS.HS-LS3-1

Which of the following best describes the genotype "Rr"?

• recessive

• heterozygous

• purebred

• all of the above

Tags

NGSS.HS-LS3-2

Which of the following genotypes are homozygous?

• Aa

• BB

• dd

• BB and dd

Tags

NGSS.HS-LS3-1

If tall plants are dominant and short plants are recessive, how would you write the genotype for a homozygous tall plant?

• BB

• Bb

• bb

Tags

NGSS.HS-LS3-1

If black fur is dominant and white fur is recessive, what genotype would an organism with white fur have?

• FF

• Ff

• ff

Tags

NGSS.HS-LS3-1

If brown eyes are dominant and blue eyes are recessive, what color eyes do the parents in this Punnett Square have?

• one has brown eyes and the other has blue eyes

• they both have blue eyes

• they both have brown eyes

• there's no way to tell based on this information

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

In humans, being able to curl your tongue is a dominant trait and NOT being able to curl you tongue is a recessive trait. If a mom with the genotype Rr has a child with a dad with the genotype Rr, what is the probability that their child will be able to curl its tongue?

• 0%

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

A dog with straight fur (Bb) is crossed with a dog with curly fur (bb). What is the probability the offspring will have straight fur?

• 0%

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

In rabbits, black fur is dominant and white fur is recessive. If two white rabbits mate, what is the chance that they will produce an offspring with black fur?

• 0%

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-3