Advanced Punnett Square Problems

Round seeds are dominant (R). Wrinkled seeds are recessive (r). What is the likelihood that this offspring is round (R)?

• 0%

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

Round seeds are dominant (R). Wrinkled seeds are recessive (r). What is the likelihood that this offspring is wrinkled (r)?

• 0%

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-3

What is the likelihood that the offspring will be yellow?

• 0%

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

What is the likelihood that the offspring will be yellow (g)?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-3

What is the likelihood that the offspring will have brown eyes (B)?

• 0%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

If b stands for blue, what is the percentage that the offspring will have blue eyes?

• 35%

• 50%

• 65%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A tall plant (TT) is crossed with a short plant (tt). All of the offspring will be ____________.

• tall

• short

Tags

NGSS.HS-LS3-1

A tall pine tree (Tt) is crossed with a tall pine tree (Tt). What is the likelihood that an offspring could be short?

• 0%

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-1

What are the possible genotypes for this cross?
(Click the picture to see it without the text)

• TT = 25% Tt= 50% tt=25%

• all tall

• TT= 75% tt = 25%

• Tt = 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In the Punnett square shown, what must the genotype of the missing parent be?

• BB

• Bb

• bb

• Tt

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2