7.L.2.2

How many males are carriers?

• 2

• 3

• 4

• 5

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How many males are color-blind in this family?

• 2

• 3

• 4

• 5

How many females are carriers in this family?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-LS3-2

How many males in this pedigree chart show the trait?

• 1

• 2

• 3

• 4

How many generations are shown in this pedigree chart?

• 1

• 2

• 3

• 4

Is this trait (the shaded individuals) dominant or recessive?

• dominant

• recessive

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which individual in the first generation is a carrier?

• The male

• The female

• individual 1

• None of the above

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The genotype of the affected son and daughter at the bottom of this pedigree...

• could be homozygous dominant

• could  be homozygous recessive

• could be heterozygous

• Can't tell

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following alleles is homozygous (purebred) recessive?

• Tt

• tt

• TT

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

• recessive

• dominant

• lower case letter

• both