What is Pedigree?

The following pedigree chart shows _______ females and ______ males that DO NOT have the trait.

• 7, 3

• 4, 4

• 3, 2

• 3, 3

• 57, 93.5

Tags

NGSS.HS-LS3-1

How many generations are shown in this pedigree?

• 1
• 2
• 3
• 4

How many males are carriers?

• 2

• 3

• 4

• 5

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Is this pedigree dominant, recessive, or sex-linked recessive?

• Dominant

• Recessive

• Sex-Linked Recessive

Is this pedigree dominant, recessive, or sex-linked recessive?

• Dominant

• Recessive

• Sex-Linked Recessive

The pedigree above is an example of:

• dominant

• recessive

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is the genotype of individual IV – 2?

• HH

• HY

• hh

• Yh

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

If a child shows a recessive disorder, and his brother does not, his healthy parents' genotypes are;

• Hh and Hh

• HH and HH

• Hh and HH

• hh and hh

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

If hemophilia is a sex-linked recessive trait, what genotype would individual III-3 have?

• X^bX
• X^bX^b
• X^bY^b
• X^bY

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Why do all the daughters in Generation II carry the colorblind gene?

• Because mom passed on the gene.
• Because dad passed on the X chromosome.
• Because their brother has it.
• Because their brother gave it to them.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2