Pedigrees II

If this pedigree shows an autosomal recessive disorder, what MUST the genotype of individual II-3 be?

• HH
• Hh
• hh
• None of the above

Tags

NGSS.HS-LS3-1

What type of heredity is shown in the pedigree?
(hint: check your notes - "modes of inheritance")

• Sex-Linked Dominant
• Sex-Linked Recessive
• Autosomal Dominant
• Autosomal Recessive 

Tags

NGSS.HS-LS3-1

If this pedigree shows a recessive disorder, what MUST the genotype of individual 4 be?

• HH

• Hh

• hh

Tags

NGSS.HS-LS3-1

There are no carriers for Huntington's Disease- you either have it or you don't. Is Huntington's disease caused by a dominant or recessive trait?

• Dominant
• Recessive

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

This pedigree represents the inheritance of hemophilia in this family. How many of the females have the hemophilia trait?

• 8
• 5
• 2
• 3

Tags

NGSS.HS-LS3-1

Hemophilia is a recessive sex-linked trait. If H = normal & h = has hemophilia, which genotype represents a male with hemophilia. 

• X^HY
• X^HX^h
• X^hX^h
• X^hY 

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

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

• dominant
• recessive

Tags

NGSS.HS-LS3-1

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

Does this pedigree show a dominant or recessive trait?

• Dominant
• Recessive

What is the genotype of the father?

• AA
• aa
• Aa
• AA or aa