Punnett Square Practice

If an organism is said to have a genotype of "aa", which of the following then best describes it?

• Homozygous recessive

• Homozygous dominant

• Heterozygous dominant

• Heterozygous recessive

Tags

NGSS.HS-LS4-3

If round seeds (R) are dominant to wrinkled seeds, which best describes a seed that's heterozygous?

• rr

• RR

• Rr

• Wrinkled

Yellow flowers (Y) are dominant to white flowers. Which best describes a white flower?

• YY

• Homozygous dominant

• Heterozygous recessive

• yy

Yellow flowers (Y) are dominant to white flowers. Which best describes a genotype of "Yy"?

• yellow

• Homozygous dominant

• Heterozygous recessive

• yy

Based on the Punnett Square shown, what should fill in the missing box?

• GG

• Gg

• gg

• gG

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Based on the Punnett Square shown, what percent of the offspring will probably be a green pea?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Based on the Punnett Square shown, what should go in the missing boxes?

• BB

• Bb

• bb

• white flower

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Based on the Punnett Square shown, what is the probability that the child will have blue eyes?

• 0%

• 25%

• 505

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

Based on the Punnett Square shown, what should go in the missing boxes?

• tt

• Tt

• tT

• TT

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Based on the Punnett Square shown, what best describes the alleles of missing boxes?

• tt

• Tt

• Homozygous dominant

• Heterozygous

Tags

NGSS.HS-LS3-1