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5 Written questions

5 Matching questions

  1. What defines a dominant pedigree?
  2. What is Huntington's Disease?
  3. Normal male (image)
  4. How are human blood types determined?
  5. Male carrier (image)
  1. a
  2. b By the presence or absence of certain molecules on the surfaces of red blood cells
  3. c
  4. d Mental retardation and uncontrollable movements; appears in middle age, leads to death
  5. e One or both parents show the trait; no generations are skipped

5 Multiple choice questions

  1. The expression of both alleles
  2. A lethal genetic disorder caused by a rare dominant allele; It results in the breakdown of certain areas of the brain; normally deadly
  3. 1) cleft chin
    2) widow's peak
    3) detached earlobes
    4) hitchhikers thumb
  4. Accumulation of phenylalanine in tissues; mental retardation; lacks enzyme that breaks down phenylalanine
  5. Accumulation of galactose (a sugar) in tissues; mental retardation, eye and liver damage

5 True/False questions

  1. What is Achondroplasia?Excessive bleedings due to missing protein important for blood clotting


  2. How do you know if a dominant pedigree is sex linked?Male with trait passes the trait to ALL of his daughters


  3. How do you know if a recessive pedigree is autosomal?Male with trait DOES NOT pass the trait to all of his daughters


  4. What are the three sex linked recessive disorders?1) Color Blindness
    2) Hemophilia
    3) Duchenne Muscular Dystrophy


  5. What is incomplete dominance?The expression of both alleles


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