1. Chapter # - Chapter Title
Human Molecular Genetics
Human Molecular Genetics
Human Heredity
Human Chromosomes
Human Heredity
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FINAL ROUND

2. Human Heredity: $100 Question
Question: Which of the following are shown in a karyotype?
a. cytoplasm
b. mitochondria
c. autosomes
d. ribosomes
ANSWER
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3. Human Heredity: $100 Answer
Question: Which of the following are shown in a karyotype?
a. cytoplasm
b. mitochondria
c. autosomes
d. ribosomes
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4. Human Heredity: $200 Question
Question: What percentage of human sperm cells carry an X chromosome?
a. 0%
b. 50%
c. 75%
d. 100%
ANSWER
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5. Human Heredity: $200 Answer
Question: What percentage of human sperm cells carry an X chromosome?
a. 0%
b. 50%
c. 75%
d. 100%
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6. Human Heredity: $300 Question
Question: Human females produce egg cells that have
a. One X chromosome
b. One X or one Y chromsome
c. One X and one Y chromosome
d. Two X chromosomes
ANSWER
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7. Human Heredity: $300 Answer
Question: Human females produce egg cells that have
a. One X chromosome
b. One X or one Y chromsome
c. One X and one Y chromosome
d. Two X chromosomes
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8. Human Heredity: $400 Question
Question: Which of the following is caused by a dominant allele that expresses itself late in a person’s life?
a. Sickle cell disease
b. PKU
c. Huntington disease
d. Cyctic fibrosis
ANSWER
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9. Human Heredity: $400 Answer
Question: Which of the following is caused by a dominant allele that expresses itself late in a person’s life?
a. Sickle cell disease
b. PKU
c. Huntington disease
d. Cyctic fibrosis
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10. Human Heredity: $500 Question
Question: In cystic fibrosis, a change in a single gene causes the protein called CFTR to
a. Transport sodium ions instead of chloride ions.
b. Fold improperly.
c. Destroy the cell membrane.
d. Become less soluble.
ANSWER
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11. Human Heredity: $500 Answer
Question: In cystic fibrosis, a change in a single gene causes the protein called CFTR to
a. Transport sodium ions instead of chloride ions.
b. Fold improperly.
c. Destroy the cell membrane.
d. Become less soluble.
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12. Human Chromosomes: $100 Question
Question: The sequencing of human chromosomes 21 and 22 showed that
a. Some regions of chromosomes do not code for proteins.
b. All of the DNA of chromosomes codes for proteins.
c. Different chromosomes have the same number of genes.
d. Different chromosomes contain the same number of DNA bases.
ANSWER
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13. Human Chromosomes: $100 Answer
Question: The sequencing of human chromosomes 21 and 22 showed that
a. Some regions of chromosomes do not code for proteins.
b. All of the DNA of chromosomes codes for proteins.
c. Different chromosomes have the same number of genes.
d. Different chromosomes contain the same number of DNA bases.
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14. Human Chromosomes: $200 Question
Question: Most sex-linked genes are located on
a. The autosomes.
b. The X chromosome only.
c. The Y chromosome only.
d. Both the X and Y chromosome.
ANSWER
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15. Human Chromosomes: $200 Answer
Question: Most sex-linked genes are located on
a. The autosomes.
b. The X chromosome only.
c. The Y chromosome only.
d. Both the X and Y chromosome.
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16. Human Chromosomes: $300 Question
Question: Which of the following statements is true?
a. Females cannot have hemophilia.
b. A sex-linked allele cannot be dominant.
c. A colorblind boy received the allele for colorblindness from his mother.
d. The mother of a colorblind boy must be colorblind.
ANSWER
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17. Human Chromosomes: $300 Answer
Question: Which of the following statements is true?
a. Females cannot have hemophilia.
b. A sex-linked allele cannot be dominant.
c. A colorblind boy received the allele for colorblindness from his mother.
d. The mother of a colorblind boy must be colorblind.
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18. Human Chromosomes: $400 Question
Question: A cat that has spots of more than one color
a. Has no Barr bodies.
b. Has recessive alleles for coat color.
c. Is probably male.
d. Is probably female.
ANSWER
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19. Human Chromosomes: $400 Answer
Question: A cat that has spots of more than one color
a. Has no Barr bodies.
b. Has recessive alleles for coat color.
c. Is probably male.
d. Is probably female.
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20. Human Chromosomes: $500 Question
Question: The failure of chromosomes to separate during meiosis is called
a. nondisjunction.
b. X-chromosome inactivation.
c. Turner’s syndrome.
d. Down syndrome.
ANSWER
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21. Human Chromosomes: $500 Answer
Question: The failure of chromosomes to separate during meiosis is called
a. nondisjunction.
b. X-chromosome inactivation.
c. Turner’s syndrome.
d. Down syndrome.
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22. Human Molecular Genetics: $100 Question
Question: Scientists test for alleles that cause human genetic disorders by
a. Making karyotypes.
b. Making DNA fingerprints.
c. Making pedigrees.
d. Detecting the DNA sequences found in those alleles.
ANSWER
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23. Human Molecular Genetics: $100 Answer
Question: Scientists test for alleles that cause human genetic disorders by
a. Making karyotypes.
b. Making DNA fingerprints.
c. Making pedigrees.
d. Detecting the DNA sequences found in those alleles.
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24. Human Molecular Genetics: $200 Question
Question: The process of DNA fingerprinting is based on the fact that
a. The most important genes are different among most people.
b. No two people, except identical twins, have exactly the same DNA.
c. Most genes are dominant.
d. Most people have DNA that contains repeats.
ANSWER
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25. Human Molecular Genetics: $200 Answer
Question: The process of DNA fingerprinting is based on the fact that
a. The most important genes are different among most people.
b. No two people, except identical twins, have exactly the same DNA.
c. Most genes are dominant.
d. Most people have DNA that contains repeats.
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26. Human Molecular Genetics: $300 Question
Question: What conditions CANNOT be made from two DNA fingerprints that show identical patterns of bands?
a. The DNA from the two DNA fingerprints almost certainly came from the same person.
b. The DNA from the two DNA fingerprints definitely came from two different people.
c. The DNA from the two DNA fingerprints was separated by size.
d. The DNA repeats that formed the bands in each DNA fingerprint are the same length.
ANSWER
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27. Human Molecular Genetics: $300 Answer
Question: What conditions CANNOT be made from two DNA fingerprints that show identical patterns of bands?
a. The DNA from the two DNA fingerprints almost certainly came from the same person.
b. The DNA from the two DNA fingerprints definitely came from two different people.
c. The DNA from the two DNA fingerprints was separated by size.
d. The DNA repeats that formed the bands in each DNA fingerprint are the same length.
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28. Human Molecular Genetics: $400 Question
Question: Which of the following information CANNOT be obtained from the Human Genome Project?
a. Causes of genetic disorders
b. Amino acid sequences of human proteins
c. Locations of genes on chromosomes
d. Whether an allele is dominant or recessive
ANSWER
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29. Human Molecular Genetics: $400 Answer
Question: Which of the following information CANNOT be obtained from the Human Genome Project?
a. Causes of genetic disorders
b. Amino acid sequences of human proteins
c. Locations of genes on chromosomes
d. Whether an allele is dominant or recessive
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30. Human Molecular Genetics: Human Molecular Genetics: $500 Question
Question: The Human Genome Project is an attempt to
a. Make a DNA fingerprint of every person’s DNA.
b. Sequence all human DNA.
c. Cure human diseases.
d. Identify alleles in humans DNA that are recessive.
ANSWER
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31. Human Molecular Genetics: $500 Answer
Question: The Human Genome Project is an attempt to
a. Make a DNA fingerprint of every person’s DNA.
b. Sequence all human DNA.
c. Cure human diseases.
d. Identify alleles in humans DNA that are recessive.
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32. Human Molecular Genetics: $100 Question
Question: The purpose of gene therapy is to
a. Cure genetic disorders.
b. Determine the sequences of genes.
c. Remove mutations from genes.
d. Change dominant alleles to recessive alleles.
ANSWER
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33. Human Molecular Genetics: $100 Answer
Question: The purpose of gene therapy is to
a. Cure genetic disorders.
b. Determine the sequences of genes.
c. Remove mutations from genes.
d. Change dominant alleles to recessive alleles.
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34. Human Molecular Genetics: $200 Question
Question: Which of the following is the first step in gene therapy?
a. Splicing the normal gene to a viral DNA
b. Identifying the faulty gene that causes the disease
c. Using restriction enzymes to cut out the normal gene from DNA
d. Allowing recombinant viruses to infect human cells
ANSWER
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35. Human Molecular Genetics: $200 Answer
Question: Which of the following is the first step in gene therapy?
a. Splicing the normal gene to a viral DNA
b. Identifying the faulty gene that causes the disease
c. Using restriction enzymes to cut out the normal gene from DNA
d. Allowing recombinant viruses to infect human cells
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36. Human Molecular Genetics: $300 Question
Question: Gene therapy is successful if the
a. Viruses carrying the replacement gene infect the person’s cells.
b. Replacement gene is successfully spliced to viral DNA.
c. Replacement gene is replicated in the person’s cells.
d. Replacement gene is transcribed in the person’s cells.
ANSWER
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37. Human Molecular Genetics: $300 Answer
Question: Gene therapy is successful if the
a. Viruses carrying the replacement gene infect the person’s cells.
b. Replacement gene is successfully spliced to viral DNA.
c. Replacement gene is replicated in the person’s cells.
d. Replacement gene is transcribed in the person’s cells.
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38. Human Molecular Genetics: $400 Question
Question: Which of the following genotypes result in the same phenotype?
a. IAIA and IAIB
b. IAIA and IAi
c. IBi and ii
d. IBIB and IAIB
ANSWER
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39. Human Molecular Genetics: $400 Answer
Question: Which of the following genotypes result in the same phenotype?
a. IAIA and IAIB
b. IAIA and IAi
c. IBi and ii
d. IBIB and IAIB
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40. Human Molecular Genetics: $500 Question
Question: Which of the following does NOT lead to cystic fibrosis?
a. Missing codon for mRNA
b. Shorter CFTR polypeptide chain
c. Malformed red blood cells
d. Absence of CFTR in cell membrane
ANSWER
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41. Human Molecular Genetics: $500 Answer
Question: Which of the following does NOT lead to cystic fibrosis?
a. Missing codon for mRNA
b. Shorter CFTR polypeptide chain
c. Malformed red blood cells
d. Absence of CFTR in cell membrane
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42. Human Heredity: $100 Question
Question: Which of the following can be observed in a karyotype?
a. A change in a DNA base
b. An extra chromosome
c. genes
d. alleles
ANSWER
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43. Human Heredity: $100 Answer
Question: Which of the following can be observed in a karyotype?
a. A change in a DNA base
b. An extra chromosome
c. genes
d. alleles
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44. Human Heredity: $200 Question
Question: What is the approximate probability that a human offspring will be female?
a. 10%
b. 25%
c. 50%
d. 75%
ANSWER
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45. Human Heredity: $200 Answer
Question: What is the approximate probability that a human offspring will be female?
a. 10%
b. 25%
c. 50%
d. 75%
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46. Human Heredity: $300 Question
Question: Which of the following is caused by a dominant allele?
a. Huntington disease
b. PKU
c. Tay-Sachs disease
d. None of these
ANSWER
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47. Human Heredity: $300 Answer
Question: Which of the following is caused by a dominant allele?
a. Huntington disease
b. PKU
c. Tay-Sachs disease
d. None of these
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48. Human Heredity: $400 Question
Question: A human female inherits
a. Two copies of every gene located on the X chromosome.
b. Twice as many sex chromosomes as a human male inherits.
c. One copy of every gene that a human male inherits.
d. All of the same genes that a human male inherits.
ANSWER
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49. Human Heredity: $400 Answer
Question: A human female inherits
a. Two copies of every gene located on the X chromosome.
b. Twice as many sex chromosomes as a human male inherits.
c. One copy of every gene that a human male inherits.
d. All of the same genes that a human male inherits.
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50. Human Heredity: $500 Question
Question: Compared with normal hemoglobin, the hemoglobin of a person with sickle cell disease
a. Is longer.
b. Is wider.
c. Is shorter.
d. Has a different sequence of amino acids.
ANSWER
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51. Human Heredity: $500 Answer
Question: Compared with normal hemoglobin, the hemoglobin of a person with sickle cell disease
a. Is longer.
b. Is wider.
c. Is shorter.
d. Has a different sequence of amino acids.
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52. FINAL ROUND Question: Human Heredity
Question: In humans, a male has
a. One X chromosome
b. Two X chromosomes
c. One X and one Y chromosome
d. Two Y chromosomes
ANSWER
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53. FINAL ROUND Answer: Human Heredity
Question: In humans, a male has
a. One X chromosome
b. Two X chromosomes
c. One X and one Y chromosome
d. Two Y chromosomes
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