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Bio 110 Final: Chapter 16

Usuario eliminado 10 preguntas Actualizado el 13 dic 2017

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Preguntas del test (10)

  1. 1Based on Mendel's experimental crosses, what is the expected F2 phenotype ratio of a single factor cross?
    1. A1:2:1
    2. B2:1
    3. C3:1
    4. D9:3:3:1
    5. E4:1
  2. 2During which phase of nuclear division does Mendel's law of segregation physically occur?
    1. AMitosis
    2. BMeiosis I
    3. CMeiosis II
    4. DAll of the above
    5. Eb and c only
  3. 3An individual that has two different alleles of a particular gene is said to be
    1. ADihybrid
    2. BRecessive
    3. CHomozygous
    4. DHeterozygous
    5. EHemizygous
  4. 4Which of Mendel's laws cannot be observed in a single-factor cross?
    1. Asegregation
    2. Bdominance/recessiveness
    3. Cindependent assortment
    4. Dcodominance
    5. EAll of the above can be observed in a single-factor cross
  5. 5During a ______________ cross, an individual with the dominant phenotype and unknown genotype is crossed with a _____________ individual to determine the unknown genotype.
    1. Asingle-factor, homozygous recessive
    2. Btwo-factor, heterozygous
    3. Ctest, homozygous dominant
    4. Dsingle-factor, homozygous dominant
    5. ETest, homozygous recessive
  6. 6A woman is heterozygous for an X-linked disorder, hemophilia A. If she has a child with a man without hemophilia A, what is the probability that the child will be a male with hemophilia A? (Note: The child could be a male or a female)
    1. A100%
    2. B75%
    3. C50%
    4. D25%
    5. E0%
  7. 7A gene that affects more than one trait is said to be
    1. ADominant
    2. BWild-type
    3. CDihybrid
    4. DPleiotropic
    5. EHeterozygous
  8. 8A hypothetical flowering plant species produces blue, light blue, and white flowers. To determine the inheritance pattern, the following crosses were conducted with the results indicated:
    blue x blue --> all blue
    white x white --> all white
    blue x white --> all light blue
    1. Asimple Mendelian
    2. BX-linked
    3. Ccodominance
    4. Dincomplete dominance
    5. Epleiotropy
  9. 9Genes located on a sex chromosomes are said to be
    1. AX-linked
    2. BDominant
    3. CHemizygous
    4. DSex-linked
    5. Eautosomal
  10. 10A man and a woman are both heterozygous for the recessive allele that causes cystic fibrosis. What is the probability that their first two offspring will have the disorder?
    1. A1
    2. B1/4
    3. C1/16
    4. D1/32
    5. E0

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El usuario ha eliminado su información de asignaturas Test sobre Bio 110 Final: Chapter 16, creado por Usuario eliminado el 13/12/2017.
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Usuario eliminado
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English
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Creado el 13 dic 2017 · actualizado el 13 dic 2017

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