Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

In meiosis there are how many divisions and how many daughter cells?

Accepted Answer

A)   1, 2
B)   1, 4
C)   2, 2
D)   2, 4
E)   2, 8F) A) and E)
G) B) and C)

Question 3

What structures are divided during cytokinesis?

Accepted Answer

A)   cytoplasm and organelles
B)   cytoplasm and chromosomes
C)   cell membrane and chromatin
D)   nucleus
E)   none of theseF) B) and D)
G) D) and E)

Question 4

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

Accepted Answer

A) True 
 B)False

Question 5

How are Jacobs and Klinefelter syndromes alike?

Accepted Answer

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.F) A) and C)
G) All of the above

Question 6

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

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is not a stage of mitosis?

Accepted Answer

A)   interphase
B)   prophase
C)   metaphase
D)   anaphase
E)   telophaseF) B) and D)
G) B) and C)

Question 8

How do proto-oncogenes affect the cell cycle?

Accepted Answer

A)   stimulate it
B)   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 pauseF) A) and B)
G) C) and D)

Question 9

How are mitosis and cytokinesis alike?

Accepted Answer

A)   Both involve the nucleus.
B)   Both involve mitochondria.
C)   Both involve division.
D)   Both involve apoptosis.
E)   Both involve DNA synthesis.F) A) and C)
G) A) and D)

Question 10

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

Accepted Answer

A)   during G1 of interphase
B)   during S of interphase
C)   during G2 of interphase
D)   during mitosis
E)   during cytokinesisF) A) and D)
G) C) and E)

Question 11

Sexual reproduction introduces more genetic variation than does asexual reproduction.

Accepted Answer

A) True 
 B)False

Question 12

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

Accepted Answer

A)   deletion
B)   duplication
C)   translocation
D)   inversion
E)   trisomyF) A) and E)
G) A) and C)

Question 13

If a cell has 4 pairs of chromosomes, after mitosis each daughter cell will have how many chromosomes?

Accepted Answer

A)   2
B)   4
C)   8
D)   16
E)   32F) C) and D)
G) None of the above

Question 14

Genetic variation is useful to evolution because environments change.

Accepted Answer

A) True 
 B)False

Question 15

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

Accepted Answer

A) True 
 B)False

Question 16

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

Accepted Answer

A) True 
 B)False

Question 17

Two sister chromatids are held together at the

Accepted Answer

A)   centromere.
B)   spindle.
C)   aster.
D)   telomere.
E)   autosome.F) A) and E)
G) D) and E)

Question 18

If an organism has 4 pairs of chromosomes, after meiosis it will contain how many chromosomes?

Accepted Answer

A)   2
B)   4
C)   8
D)   16
E)   32F) C) and D)
G) D) and E)

Question 19

Which of the following is not a stage of interphase?

Accepted Answer

A)   cytokinesis
B)   G1
C)   G2
D)   SE) All of the above
F) C) and D)

Question 20

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

Accepted Answer

A)   prophase I
B)   metaphase I
C)   prophase II
D)   metaphase II
E)   anaphase IIF) All of the above
G) B) and C)

Exam 18: Patterns of Chromosome Inheritance

Two sister chromatids are held together at the

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

How are Jacobs and Klinefelter syndromes alike?

Correct AnswerverifiedShow Answer

Which of the following is not a stage of interphase?

Correct AnswerverifiedShow Answer

How are mitosis and cytokinesis alike?

Correct AnswerverifiedShow Answer

If an organism has 4 pairs of chromosomes, after meiosis it will contain how many chromosomes?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

In meiosis there are how many divisions and how many daughter cells?

Correct AnswerverifiedShow Answer

Which of the following is not a stage of mitosis?

Correct AnswerverifiedShow Answer

How do proto-oncogenes affect the cell cycle?

Correct AnswerverifiedShow Answer

If a cell has 4 pairs of chromosomes, after mitosis each daughter cell will have how many chromosomes?

Correct AnswerverifiedShow Answer

Sexual reproduction introduces more genetic variation than does asexual reproduction.

Correct AnswerverifiedShow Answer

What structures are divided during cytokinesis?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Genetic variation is useful to evolution because environments change.

Correct AnswerverifiedShow Answer

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