Genotype Phenotype Punnett Squares

Straight hairlines are recessive and widow's peak harilines are dominant. If a man who is homozygous dominant reproduces with a woman with a straight hairline, what are the possible genotype(s) of their children? **SELECT ALL THAT APPLY**

• HH

• Hh

• hh

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following genotypes is homozygous recessive?

• Tt

• tt

• TT

• t

Aa is

• homozygous

• heterozygous

Tags

NGSS.HS-LS3-2

In the Punnett square, what belongs in the missing square?

• tt

• Tt

• TT

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In the punnett square, what is the probability for white fur?

• 0%

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS4-3

In plants, tall (T) is dominant to short (t). Perform the following cross: Tt x Tt. What is the probability of producing a short plant?

• 0%

• 25%

• 50%

• 75%

Each one of the boxes on the Punnett square represents what probability of an offspring's genotype?

• 25%

• 1%

• 10%

• 0%

Brown eyes are dominant over blue eyes. What is the probability that the offspring will have brown eyes in this cross?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

In a heterozygous genotype, the ___________ allele takes over in the phenotype.

• recessive

• dominant

• both

The genotype for a yellow plant is...

• GG

• Gg

• gg

• all of the choices result in yellow

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2