Biology - Unit 4 Part 2 Genetics Review

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

Huntington's Disease is a dominant trait.
What is the correct genotype for individual I-2?

• HH
• Hh
• hh
• H_

Tags

NGSS.HS-LS3-1

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

Does this pedigree show a dominant or recessive trait?

• Dominant
• Recessive

Tags

NGSS.HS-LS3-1

The likely cause of genetic disorders is...

• Nondisjunction
• Overfertilization
• Uncontrolled Meiosis
• Translocation

What's the gender and disorder?

• Male - Downs Syndrome
• Female - Downs Syndrome
• Male - Turner Syndrome
• Female - Turner Syndrome

What is the mode of inheritance shown here?

• Autosomal Dominant
• Autosomal Recessive
• Sex Linked Recessive

If this is an autosomal dominant disorder, what is the genotype of the female in Generation I?

• AA
• Aa
• aa
• AB

Symptoms of this genetic disorder include: coughing or wheezing, frequent chest infections, and salty taste to the skin

• Huntington's disease

• Cystic Fibrosis

• Duchenne Muscular Dystrophy

• Hemophilia

In what type of population do sex-linked traits occur more commonly?

• Jewish

• Males

• Females

• Babies