Mutations, Human Genetics, and Pedigree Charts! Oh My!

Colorblindness is more common in males because it is controlled by

• Mendelian inheritance.

• Incomplete dominance.

• codominance.

• Sex-linked inheritance.

This pedigree shows a trait that is most likely

• autosomal dominant.

• sex-linked.

• autosomal recessive.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

The mom in generation 1

• has the disorder.

• is homozygous for the trait.

• is a carrier.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

Which combination of sex chromosomes results in a male?

• XX

• YY

• XY

Tags

NGSS.HS-LS3-1

A chart that tracks a disorder in a family is called a

• pedigree.

• Punnett Square.

Generation 2 individual 3 is

• male.

• female.

Tags

NGSS.HS-LS3-1

What genetic disease is the only one we studied that is caused by a dominant allele?

• PKU

• Cystic Fibrosis

• Huntington's Disease

• Tay Sachs Disease

Tags

NGSS.HS-LS3-1

What do half colored symbols represent?

• The individual is a carrier.
• The individual expresses the trait.
• The individual has both recessive alleles.
• The individual has both dominant alleles.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

Chromosome that is not a sex chromosome

• Chromosome

• Autosome

• Sex Chromosome

• Homologous pair

In the second generation-how many people have the disease or display the physical trait?

• 2
• 4
• 5
• 6

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

NGSS.HS-LS3-3