Mutations and Pedigrees

What type of genetic disorder is shown by this pedigree?

• Recessive

• X-Linked Recessive

• Dominant

Tags

NGSS.HS-LS3-2

What type of genetic disorder is shown by this pedigree?

• Recessive

• X-Linked Recessive

• Dominant

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What type of genetic disorder is shown by this pedigree?

• Recessive

• X-Linked Recessive

• Dominant

Cystic fibrosis is a recessive genetic disorder. When someone has cystic fibrosis, one of the nitrogenous bases in their DNA sequence gets deleted. What type of mutation is this?

• Frameshift

• Point Mutation

Tags

NGSS.HS-LS3-2

Sickle cell anemia is a recessive genetic disorder. When someone has sickle cell anemia, one of their nitrogenous bases in their DNA seqence has been switched to an incorrect one. What type of mutation is this?

• Frameshift

• Point Mutation

Tags

NGSS.HS-LS3-2

Which of the following accurately describes genotypes and phenotypes when describing an autosomal recessive disorder?

• AA: has disease

  Aa: has disease

  aa: does not have disease

• XaXa: has disease

  XaY: has disease

  XAXA: does not have disease

  XAXa: does not have disease

  XAY: does not have disease

• aa: has disease

  Aa: does not have disease

  AA: does not have disease

• aa: has disease

  Aa: has disease

  AA: does not have disease

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following accurately describes genotypes and phenotypes when describing an autosomal dominant disorder?

• AA: has disease

  Aa: has disease

  aa: does not have disease

• XaXa: has disease

  XaY: has disease

  XAXA: does not have disease

  XAXa: does not have disease

  XAY: does not have disease

• aa: has disease

  Aa: does not have disease

  AA: does not have disease

• aa: has disease

  Aa: has disease

  AA: does not have disease

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following accurately describes genotypes and phenotypes when describing a sex linked recessive disorder?

• AA: has disease

  Aa: has disease

  aa: does not have disease

• XaXa: has disease

  XaY: has disease

  XAXA: does not have disease

  XAXa: does not have disease

  XAY: does not have disease

• aa: has disease

  Aa: does not have disease

  AA: does not have disease

• aa: has disease

  Aa: has disease

  AA: does not have disease

This karyotype shows an individual with a(n) ___________ chromosomal disorder.

• Sex

• Autosomal

This karyotype shows an individual with a(n) __________ chromosomal disorder.

• Sex

• Autosomal

Tags

NGSS.HS-LS3-1