Ch19 – Chromosome Inheritance | Test Bank – 16th Ed

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Human Biology, 16e (Mader)

Chapter 19 Patterns of Chromosome Inheritance

1) In a karyotype it can be seen that a homologous pair of duplicated chromosomes will contain how many chromatids?

A) one

B) two

C) three

D) four

E) six

Section: 19.01

Topic: Chromosome Structure

Bloom's: 4. Analyze

Learning Outcome: 19.01.02 Explain the purpose of a karyotype.

Accessibility: Keyboard Navigation

2) DNA is found in association with proteins within the cell. What is the term for this DNA-protein complex?

A) chromatin

B) nucleus

C) karyotype

D) centromere

E) chromatids

Section: 19.01

Topic: Chromosome Structure

Bloom's: 1. Remember

Learning Outcome: 19.01.01 Distinguish between a chromosome and chromatin.

Accessibility: Keyboard Navigation

3) How are G1 and G2 different?

A) The cell copies its DNA during G1 but not G2.

B) The cell does not grow during G1 but doubles its organelles in G2.

C) In G1, the cell prepares to synthesize its DNA and in G2, it synthesizes the proteins needed for cell division.

D) The cell spends much more time in G2 than in G1.

E) Mitosis occurs during G1 but not during G2.

Section: 19.02

Topic: Cell Cycle

Bloom's: 5. Evaluate

Learning Outcome: 19.02.01 List the stages of the cell cycle and state the purpose of each.

Accessibility: Keyboard Navigation

4) In humans, how many of the chromosomes are autosomes?

A) 22 pairs

B) 22

C) 1 pair

D) 46

E) 23 pairs

Section: 19.01

Topic: Homologous Chromosomes

Bloom's: 1. Remember

Learning Outcome: 19.01.01 Distinguish between a chromosome and chromatin.

Accessibility: Keyboard Navigation

5) How are mitosis and cytokinesis alike?

A) Both involve the nucleus.

B) Both involve mitochondria.

C) Both involve division.

D) Both involve apoptosis.

E) Both involve DNA synthesis.

Section: 19.02

Topic: Cell Cycle

Bloom's: 4. Analyze

Learning Outcome: 19.02.03 Distinguish between mitosis and cytokinesis.

Accessibility: Keyboard Navigation

6) List the stages of interphase and the events that occur during each of these stages.

S stage: The DNA is copied (replicated/duplicated)

G2 stage: The cell synthesizes the proteins needed for cell division.

Section: 19.02

Topic: Cell Cycle

Bloom's: 6. Create

Learning Outcome: 19.02.01 List the stages of the cell cycle and state the purpose of each.

Accessibility: Keyboard Navigation

7) The centromere is the structure that holds the chromatids together.

Section: 19.01

Topic: Chromosome Structure

Bloom's: 1. Remember

Learning Outcome: 19.01.03 Describe the purpose of the centromere in relation to the sister chromatids.

Accessibility: Keyboard Navigation

8) If a cell has four pairs of chromosomes, after mitosis each daughter cell will have how many chromosomes?

A) 2

B) 4

C) 8

D) 16

E) 32

Section: 19.03

Topic: Mitosis

Bloom's: 4. Analyze

Learning Outcome: 19.03.01 Explain the purpose of mitosis.

Accessibility: Keyboard Navigation

9) What is the structure that holds the chromatids together?

A) centromere

B) chromatin

C) chromosomes

D) karyotype

E) None of the answer choices is the structure that holds the chromosomes together.

Section: 19.01

Topic: Chromosome Structure

Bloom's: 1. Remember

Learning Outcome: 19.01.03 Describe the purpose of the centromere in relation to the sister chromatids.

Accessibility: Keyboard Navigation

10) List the stages of mitosis and explain the key events during each of the stages.

Metaphase: The chromosomes are now at the equator of the cell.

Anaphase: Sister chromatids are pulled apart, becoming full-fledged chromosomes.  

Telophase: The chromosomes arrive at the poles and then become indistinct chromatin. The spindles disappear as the nuclear envelope reassembles.  

Section: 19.03

Topic: Mitosis

Bloom's: 6. Create

Learning Outcome: 19.03.02 Explain the events that occur in each stage of mitosis.

Accessibility: Keyboard Navigation

11) In which two phases of mitosis does the nuclear membrane appear or disappear?

A) prophase and metaphase

B) metaphase and anaphase

C) prophase and anaphase

D) anaphase and telophase

E) prophase and telophase

Section: 19.03

Topic: Mitosis

Bloom's: 4. Analyze

Learning Outcome: 19.03.02 Explain the events that occur in each stage of mitosis.

Accessibility: Keyboard Navigation

12) In what way is spermatogenesis similar to oogenesis?

A) Both occur continuously from puberty on.

B) Both result in four daughter cells.

C) Both result in cells with half the diploid chromosome number.

D) Both are arrested in prophase I.

E) Both result in one or two polar bodies.

Section: 19.04

Topic: Meiosis

Bloom's: 5. Evaluate

Learning Outcome: 19.04.03 Differentiate between spermatogenesis and oogenesis with regard to occurrence and the number of functional gametes produced by each process.

Accessibility: Keyboard Navigation

13) How long does it take to proceed from prophase I to metaphase I in oogenesis?

A) One follows directly after the other.

B) There is usually a pause of about 1 hour.

C) It varies, but on the order of years.

D) There is a pause for a day.

E) There is a pause for about a month.

Section: 19.04

Topic: Meiosis

Bloom's: 4. Analyze

Learning Outcome: 19.04.03 Differentiate between spermatogenesis and oogenesis with regard to occurrence and the number of functional gametes produced by each process.

Accessibility: Keyboard Navigation

14) Suppose that nondisjunction occurs during meiosis II in oogenesis, and each of the resulting four cells is fertilized with a normal sperm (imagine four functional egg cells result from oogenesis). How many cells are normal and how many have a chromosomal trisomy?

A) one, three

B) two, two

C) three, one

D) two, one

E) one, two

Section: 19.06

Topic: Meiosis

Bloom's: 4. Analyze

Learning Outcome: 19.06.01 Explain how nondisjunction produces monosomy and trisomy chromosome conditions.

Accessibility: Keyboard Navigation

15) How are Jacobs and Klinefelter syndromes alike?

A) Both have only two X chromosomes.

B) Both have only two Y chromosomes.

C) Both have three sex chromosomes.

D) Both have one sex chromosome.

E) Both have only 45 chromosomes.

Section: 19.06

Topic: Meiosis

Bloom's: 4. Analyze

Learning Outcome: 19.06.03 List the major syndromes associated with changes in the number of sex chromosomes.

Accessibility: Keyboard Navigation

16) How many chromosome pairs does a human have?

A) 23

B) 25

C) 46

D) 50

E) 92

Section: 19.01

Topic: Homologous Chromosomes

Bloom's: 1. Remember

Learning Outcome: 19.01.01 Distinguish between a chromosome and chromatin.

Accessibility: Keyboard Navigation

17) Which cells can be used to produce a karyotype?

A) white blood cells

B) epithelial cells

C) smooth muscle cells

D) skeletal muscle cells

E) All of the answer choices could be used for a karyotype.

Section: 19.01

Topic: Homologous Chromosomes

Bloom's: 2. Understand

Learning Outcome: 19.01.02 Explain the purpose of a karyotype.

Accessibility: Keyboard Navigation

18) In a karyotype, the chromosomes are arranged in order from

A) largest to smallest, with the sex chromosomes at the end.

B) smallest to largest, with the sex chromosomes at the end.

C) largest to smallest, including the sex chromosomes.

D) smallest to largest, including the sex chromosomes.

E) sex chromosomes first and then smallest to the largest.

Section: 19.01

Topic: Homologous Chromosomes

Bloom's: 1. Remember

Learning Outcome: 19.01.02 Explain the purpose of a karyotype.

Accessibility: Keyboard Navigation

19) From a karyotype, you could tell all of the following about the cell except whether

A) a fusion of two chromosomes had occurred.

B) a translocation had occurred between two chromosomes.

C) one chromosome was missing.

D) there were three copies of a chromosome present.

E) a particular gene contained a mutation.

Section: 19.01

Topic: Homologous Chromosomes

Bloom's: 2. Understand

Learning Outcome: 19.01.02 Explain the purpose of a karyotype.

Accessibility: Keyboard Navigation

20) In a karyotype of duplicated chromosomes, each chromosome contains two sister chromatids.

Section: 19.01

Topic: Homologous Chromosomes

Bloom's: 2. Understand

Learning Outcome: 19.01.02 Explain the purpose of a karyotype.

Accessibility: Keyboard Navigation

21) Two sister chromatids are held together at the

A) centromere.

B) spindle.

C) aster.

D) telomere.

E) autosome.

Section: 19.01

Topic: Chromosome Structure

Bloom's: 1. Remember

Learning Outcome: 19.01.03 Describe the purpose of the centromere in relation to the sister chromatids.

Accessibility: Keyboard Navigation

22) What are the two main divisions of the cell cycle?

A) apoptosis and interphase

B) mitosis and cytokinesis

C) nucleus and cytoplasm

D) mitosis and meiosis

E) interphase and cell division

Section: 19.02

Topic: Cell Cycle

Bloom's: 2. Understand

Learning Outcome: 19.02.01 List the stages of the cell cycle and state the purpose of each.

Accessibility: Keyboard Navigation

23) Which of the following is a stage of interphase?

A) G1

B) G2

C) S

D) All of the answer choices are stages of interphase.

Section: 19.02

Topic: Cell Cycle

Bloom's: 2. Understand

Learning Outcome: 19.02.01 List the stages of the cell cycle and state the purpose of each.

Accessibility: Keyboard Navigation

24) The amount of time the cell takes for interphase is approximately 1 hour, plus or minus about 5 minutes.

Section: 19.02

Topic: Cell Cycle

Bloom's: 2. Understand

Learning Outcome: 19.02.01 List the stages of the cell cycle and state the purpose of each.

Accessibility: Keyboard Navigation

25) When does a chromosome go from one chromatid to two sister chromatids?

A) during the G1 phase of interphase

B) during the S phase of interphase

C) during the G2 phase of interphase

D) during mitosis

E) during cytokinesis

Section: 19.02

Topic: Cell Cycle

Bloom's: 2. Understand

Learning Outcome: 19.02.01 List the stages of the cell cycle and state the purpose of each.

Accessibility: Keyboard Navigation

26) Which stage comes directly after interphase?

A) mitosis

B) cytokinesis

C) G1

D) S

E) G2

Section: 19.02

Topic: Cell Cycle

Bloom's: 2. Understand

Learning Outcome: 19.02.01 List the stages of the cell cycle and state the purpose of each.

Accessibility: Keyboard Navigation

27) What happens at the G2 checkpoint?

A) The cell makes a commitment to divide.

B) The cell receives external signals to divide.

C) The cell checks that the DNA has replicated.

D) The cell makes sure the chromosomes are lined up correctly.

E) The cell enters G0.

Section: 19.02

Topic: Cell Cycle

Bloom's: 1. Remember

Learning Outcome: 19.02.02 Describe the purpose of the checkpoints in the cell cycle.

Accessibility: Keyboard Navigation

28) At what two checkpoints does the cell check for the integrity of the DNA?

A) G1 and G2

B) G1 and mitotic

C) G2 and mitotic

D) cytokinesis and G2

E) G1 and cytokinesis

Section: 19.02

Topic: Cell Cycle

Bloom's: 1. Remember

Learning Outcome: 19.02.02 Describe the purpose of the checkpoints in the cell cycle.

Accessibility: Keyboard Navigation

29) External signals, such as hormones and growth factors, can stimulate a cell to go through the cell cycle.

Section: 19.02

Topic: Cell Cycle

Bloom's: 2. Understand

Learning Outcome: 19.02.02 Describe the purpose of the checkpoints in the cell cycle.

Accessibility: Keyboard Navigation

30) When a child is born, mitosis ceases to function.

Section: 19.03

Topic: Mitosis

Bloom's: 2. Understand

Learning Outcome: 19.03.01 Explain the purpose of mitosis.

Accessibility: Keyboard Navigation

31) How do proto-oncogenes affect the cell cycle?

A) They stimulate it.

B) They inhibit it.

C) They do not affect the cell cycle.

D) They cause it to temporarily pause and then rapidly accelerate.

E) They rapidly accelerate it and then cause it to pause.

Section: 19.02

Topic: Cell Cycle

Bloom's: 1. Remember

Learning Outcome: 19.02.02 Describe the purpose of the checkpoints in the cell cycle.

Accessibility: Keyboard Navigation

32) Cytokinesis is the division of the ________.

A) cytoplasm

B) nucleus

C) chromosome

D) chromatin

E) zygote

Section: 19.02

Topic: Cell Cycle

Bloom's: 1. Remember

Learning Outcome: 19.02.03 Distinguish between mitosis and cytokinesis.

Accessibility: Keyboard Navigation

33) Following mitosis, the daughter cells are identical to the parent cell.

Section: 19.03

Topic: Mitosis

Bloom's: 2. Understand

Learning Outcome: 19.03.01 Explain the purpose of mitosis.

Accessibility: Keyboard Navigation

34) What structure is not divided during cytokinesis?

A) chromosome

B) cell membrane

C) cell wall

D) cytoplasm

E) endoplasmic reticulum

Section: 19.02

Topic: Cell Cycle

Bloom's: 2. Understand

Learning Outcome: 19.02.03 Distinguish between mitosis and cytokinesis.

Accessibility: Keyboard Navigation

35) Which of the following is part of the mitotic spindle?

A) sister chromatid

B) nucleolus

C) nuclear membrane

D) aster

E) centromere

Section: 19.03

Topic: Mitosis

Bloom's: 2. Understand

Learning Outcome: 19.03.02 Explain the events that occur in each stage of mitosis.

Accessibility: Keyboard Navigation

36) Which of the following is not a stage of mitosis?

A) interphase

B) prophase

C) metaphase

D) anaphase

E) telophase

Section: 19.03

Topic: Mitosis

Bloom's: 2. Understand

Learning Outcome: 19.03.02 Explain the events that occur in each stage of mitosis.

Accessibility: Keyboard Navigation

37) At which stage of mitosis do you first see the chromosomes appearing?

A) prophase

B) metaphase

C) anaphase

D) telophase

E) cytokinesis

Section: 19.03

Topic: Mitosis

Bloom's: 1. Remember

Learning Outcome: 19.03.02 Explain the events that occur in each stage of mitosis.

Accessibility: Keyboard Navigation

38) What structures are divided during cytokinesis?

A) cytoplasm and organelles

B) cytoplasm and chromosomes

C) cell membrane and chromatin

D) nuclei

E) None of the answer choices divide during cytokinesis.

Section: 19.03

Topic: Cytokinesis

Bloom's: 2. Understand

Learning Outcome: 19.03.03 State the purpose of cytokinesis.

Accessibility: Keyboard Navigation

39) At what stage of mitosis do sister chromatids become full-fledged chromosomes?

A) prophase

B) metaphase

C) anaphase

D) telophase

E) cytokinesis

Section: 19.03

Topic: Mitosis

Bloom's: 2. Understand

Learning Outcome: 19.03.02 Explain the events that occur in each stage of mitosis.

Accessibility: Keyboard Navigation

40) At which stage of mitosis do the chromosomes look like the letter "V"?

A) prophase

B) metaphase

C) anaphase

D) telophase

E) cytokinesis

Section: 19.03

Topic: Mitosis

Bloom's: 3. Apply

Learning Outcome: 19.03.02 Explain the events that occur in each stage of mitosis.

Accessibility: Keyboard Navigation

41) Which aspect of the cytoskeleton is involved in the cleavage furrow?

A) microtubules

B) intermediate filaments

C) actin filaments

D) centrioles

E) spindle fibers

Section: 19.03

Topic: Cytokinesis

Bloom's: 1. Remember

Learning Outcome: 19.03.03 State the purpose of cytokinesis.

Accessibility: Keyboard Navigation

42) There is no mechanism to ensure the exact partitioning of the cytoplasm as there is of the DNA.

Section: 19.03

Topic: Cytokinesis

Bloom's: 2. Understand

Learning Outcome: 19.03.03 State the purpose of cytokinesis.

Accessibility: Keyboard Navigation

43) In meiosis how many divisions occur and how many daughter cells are created?

A) one, two

B) one, four

C) two, two

D) two, four

E) two, eight

Section: 19.04

Topic: Meiosis

Bloom's: 2. Understand

Learning Outcome: 19.04.01 List the stages of meiosis and describe what occurs in each stage.

Accessibility: Keyboard Navigation

44) How many cells are produced as the result of meiosis and mitosis?

A) four, two

B) two, two

C) two, four

D) four, four

E) It varies each time the cells go through meiosis and mitosis.

Section: 19.05

Topic: Meiosis Versus Mitosis

Bloom's: 2. Understand

Learning Outcome: 19.05.01 Distinguish between meiosis and mitosis with regard to the number of divisions and the number and chromosome content of the resulting cells.

Accessibility: Keyboard Navigation

45) If an organism does not undergo meiosis, then it cannot undergo sexual reproduction.

Section: 19.04

Topic: Meiosis

Bloom's: 3. Apply

Learning Outcome: 19.04.01 List the stages of meiosis and describe what occurs in each stage.

Accessibility: Keyboard Navigation

46) If an organism has four pairs of chromosomes, after meiosis, the daughter cells will contain how many chromosomes?

A) 2

B) 4

C) 8

D) 16

E) 32

Section: 19.04

Topic: Meiosis

Bloom's: 3. Apply

Learning Outcome: 19.04.01 List the stages of meiosis and describe what occurs in each stage.

Accessibility: Keyboard Navigation

47) During which phase of meiosis will the homologous chromosomes pair up?

A) prophase I

B) prophase II

C) anaphase I

D) telophase II

E) metaphase I

Section: 19.05

Topic: Meiosis

Bloom's: 1. Remember

Learning Outcome: 19.05.02 Contrast the events of meiosis I and meiosis II with the events of mitosis.

Accessibility: Keyboard Navigation

48) In what stage of meiosis does synapsis occur?

A) prophase I

B) prophase II

C) metaphase I

D) metaphase II

E) anaphase I

Section: 19.04

Topic: Meiosis

Bloom's: 1. Remember

Learning Outcome: 19.04.01 List the stages of meiosis and describe what occurs in each stage.

Accessibility: Keyboard Navigation

49) Which phase of meiosis matches those of mitosis in regards to the events occurring in the cell?

A) anaphase II and anaphase

B) anaphase I and prophase

C) metaphase I and prophase

D) telophase II and telophase

E) None of the phases of meiosis will match up with mitosis.

Section: 19.05

Topic: Meiosis Versus Mitosis

Bloom's: 4. Analyze

Learning Outcome: 19.05.02 Contrast the events of meiosis I and meiosis II with the events of mitosis.

Accessibility: Keyboard Navigation

50) In which stage of meiosis do homologous chromosomes separate from each other?

A) metaphase I

B) metaphase II

C) anaphase I

D) anaphase II

E) interkinesis

Section: 19.04

Topic: Meiosis

Bloom's: 1. Remember

Learning Outcome: 19.04.01 List the stages of meiosis and describe what occurs in each stage.

Accessibility: Keyboard Navigation

51) List the stages of meiosis I and explain the events that occur during each stage.

Metaphase I: Duplicated homologous chromosomes line up at the equator of the cell.

Anaphase I: Homologous chromosomes are separated and move towards opposite sides of the cell. Cytokinesis begins.

Telophase I: Two haploid daughter cells are produced as the cytokinesis is completed.

Section: 19.05

Topic: Meiosis

Bloom's: 6. Create

Learning Outcome: 19.04.01 List the stages of meiosis and describe what occurs in each stage.

Accessibility: Keyboard Navigation

52) When do the centromeres divide in meiosis?

A) prophase I

B) prophase II

C) anaphase I

D) anaphase II

E) telophase I

Section: 19.04

Topic: Meiosis

Bloom's: 2. Understand

Learning Outcome: 19.04.01 List the stages of meiosis and describe what occurs in each stage.

Accessibility: Keyboard Navigation

53) Sexual reproduction introduces more genetic variation than does asexual reproduction.

Section: 19.04

Topic: Meiosis Versus Mitosis

Bloom's: 2. Understand

Learning Outcome: 19.04.02 Explain how meiosis increases genetic variation.

Accessibility: Keyboard Navigation

54) If there are four pairs of chromosomes, how many different combinations of chromosomes are possible?

A) 2

B) 4

C) 8

D) 16

E) 32

Section: 19.04

Topic: Meiosis

Bloom's: 3. Apply

Learning Outcome: 19.04.02 Explain how meiosis increases genetic variation.

Accessibility: Keyboard Navigation

55) Independent alignment creates genetic variation. This is associated with which stage of meiosis?

A) prophase I

B) metaphase I

C) prophase II

D) metaphase II

E) anaphase II

Section: 19.04

Topic: Meiosis

Bloom's: 2. Understand

Learning Outcome: 19.04.01 List the stages of meiosis and describe what occurs in each stage.

Accessibility: Keyboard Navigation

56) Genetic variation is useful to evolution because environments change.

Section: 19.04

Topic: Meiosis

Bloom's: 3. Apply

Learning Outcome: 19.04.02 Explain how meiosis increases genetic variation.

Accessibility: Keyboard Navigation

57) If you are looking at a cell in which 2n = 16, and there appear to be 8 structures lined up at the metaphase plate, then you are looking at

A) mitosis.

B) meiosis.

C) interphase.

D) G2.

E) G1.

Section: 19.05

Topic: Meiosis Versus Mitosis

Bloom's: 4. Analyze

Learning Outcome: 19.05.01 Distinguish between meiosis and mitosis with regard to the number of divisions and the number and chromosome content of the resulting cells.

Accessibility: Keyboard Navigation

58) If the parent cell has 24 chromosomes, and each of the daughter cells has 24 chromosomes, then the cell has undergone

A) mitosis.

B) meiosis I.

C) meiosis II.

D) G1

E) The cell hasn't undergone any of these choices.

Section: 19.05

Topic: Meiosis Versus Mitosis

Bloom's: 2. Understand

Learning Outcome: 19.05.01 Distinguish between meiosis and mitosis with regard to the number of divisions and the number and chromosome content of the resulting cells.

Accessibility: Keyboard Navigation

59) Which division of meiosis is like mitosis?

A) meiosis I

B) meiosis II

C) G1

D) S

E) G2

Section: 19.05

Topic: Meiosis Versus Mitosis

Bloom's: 2. Understand

Learning Outcome: 19.05.02 Contrast the events of meiosis I and meiosis II with the events of mitosis.

Accessibility: Keyboard Navigation

60) In both spermatogenesis and oogenesis, one sperm/egg forms from one primary spermatocyte/oocyte.

Section: 19.04

Topic: Meiosis

Bloom's: 2. Understand

Learning Outcome: 19.04.03 Differentiate between spermatogenesis and oogenesis with regard to occurrence and the number of functional gametes produced by each process.

Accessibility: Keyboard Navigation

61) If the secondary oocyte is not fertilized, it does not complete meiosis II.

Section: 19.04

Topic: Meiosis

Bloom's: 2. Understand

Learning Outcome: 19.04.03 Differentiate between spermatogenesis and oogenesis with regard to occurrence and the number of functional gametes produced by each process.

Accessibility: Keyboard Navigation

62) All the products of oogenesis are equal in size and content.

Section: 19.04

Topic: Meiosis

Bloom's: 2. Understand

Learning Outcome: 19.04.03 Differentiate between spermatogenesis and oogenesis with regard to occurrence and the number of functional gametes produced by each process.

Accessibility: Keyboard Navigation

63) The products of meiosis I in spermatogenesis are

A) primary spermatocytes.

B) secondary spermatocytes.

C) spermatids.

D) spermatazoa.

E) two identical cells.

Section: 19.04

Topic: Meiosis

Bloom's: 2. Understand

Learning Outcome: 19.04.03 Differentiate between spermatogenesis and oogenesis with regard to occurrence and the number of functional gametes produced by each process.

Accessibility: Keyboard Navigation

64) If nondisjunction occurs during meiosis I, how many of the final four products will be abnormal?

A) zero

B) one

C) two

D) four

E) three

Section: 19.06

Topic: Meiosis

Bloom's: 3. Apply

Learning Outcome: 19.06.01 Explain how nondisjunction produces monosomy and trisomy chromosome conditions.

Accessibility: Keyboard Navigation

65) If nondisjunction occurs during meiosis II (to one of the cells resulting from meiosis I), how many of the final four products will be abnormal?

A) zero

B) one

C) two

D) three

E) four

Section: 19.06

Topic: Meiosis

Bloom's: 2. Understand

Learning Outcome: 19.06.01 Explain how nondisjunction produces monosomy and trisomy chromosome conditions.

Accessibility: Keyboard Navigation

66) Which of the following is a symptom of Down syndrome?

A) short stature

B) eyelid fold

C) flat face

D) stubby fingers

E) All of the answer choices are symptoms of Down syndrome.

Section: 19.06

Topic: Meiosis

Bloom's: 1. Remember

Learning Outcome: 19.06.02 Describe the causes and consequences of trisomy 21.

Accessibility: Keyboard Navigation

67) Trisomy of which pair of chromosomes has the greatest chance of survival?

A) XX

B) pair 13

C) pair 8

D) pair 3

E) pair 15

Section: 19.06

Topic: Meiosis

Bloom's: 1. Remember

Learning Outcome: 19.06.03 List the major syndromes associated with changes in the number of sex chromosomes.

Accessibility: Keyboard Navigation

68) Which of the following is associated with mental retardation in Down syndrome?

A) elevated levels of purines in the blood

B) increased tendency toward leukemia

C) increased tendency toward cataracts

D) accelerated rate of aging

E) thickening of the muscles of the tongue

Section: 19.06

Topic: Meiosis

Bloom's: 2. Understand

Learning Outcome: 19.06.02 Describe the causes and consequences of trisomy 21.

Accessibility: Keyboard Navigation

69) What is the genetic makeup of an individual who has inherited Jacobs syndrome?

A) XYY

B) XXX

C) XXY

D) XO

E) None of the answer choices match an individual who has inherited Jacobs syndrome.

Section: 19.06

Topic: Meiosis

Bloom's: 1. Remember

Learning Outcome: 19.06.03 List the major syndromes associated with changes in the number of sex chromosomes.

Accessibility: Keyboard Navigation

70) Which of the following syndromes has a karyotype with a missing X chromosome?

A) Turner syndrome

B) Klinefelter syndrome

C) Jacobs syndrome

D) Down syndrome

E) Williams syndrome

Section: 19.06

Topic: Meiosis

Bloom's: 1. Remember

Learning Outcome: 19.06.03 List the major syndromes associated with changes in the number of sex chromosomes.

Accessibility: Keyboard Navigation

71) Which chromosomal mutation will cause Williams syndrome?

A) deletion

B) duplication

C) inversion

D) translocation

E) trisomy

Section: 19.06

Topic: Chromosome Structure

Bloom's: 2. Understand

Learning Outcome: 19.06.04 Describe the effects of deletions, duplications, inversions, and translocations on chromosome structure.

Accessibility: Keyboard Navigation

72) In a translocation, all of the DNA is present, and there is only one copy of each piece.

Section: 19.06

Topic: Chromosome Structure

Bloom's: 2. Understand

Learning Outcome: 19.06.04 Describe the effects of deletions, duplications, inversions, and translocations on chromosome structure.

Accessibility: Keyboard Navigation

73) Which type of change in chromosome structure characterizes cri du chat syndrome?

A) deletion

B) duplication

C) translocation

D) inversion

E) trisomy

Section: 19.06

Topic: Chromosome Structure

Bloom's: 2. Understand

Learning Outcome: 19.06.04 Describe the effects of deletions, duplications, inversions, and translocations on chromosome structure.

Accessibility: Keyboard Navigation