Sex-Linked Inheritance and Pedigree Analysis

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

Lisa has two grandmothers in this picture.

• Mona and Jackie
• Marge and Mona
• Selma and Jackie
• Patty and Selma

How many girls in this family express this recessive disorder?

• 4
• 5
• 6
• 7

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is the genotype of both great-grandsons? (Individuals 13 and 16)

• AA

• Aa

• A_

• aa

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In a pedigree, what shape represents a male?

• circle
• square
• triangle
• diamond

What is the genotype of the great-grandfather? (Individual 2)

• A_
• aa
• Aa
• AA

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

pedigreeWhat type of heredity is shown in the pedigree?

• Cannot tell
• Sex-Linked
• Autosomal Dominant
• Autosomal Recessive 

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What type of heredity is shown in the pedigree?

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

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What type of heredity is shown in the pedigree?

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