Question 1

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

Accepted Answer

A) True 
 B)False  True

Question 2

Sexual reproduction introduces more genetic variation than does asexual reproduction.

Accepted Answer

A) True 
 B)False  True

Question 3

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

Accepted Answer

A)  mitosis. 
B)  meiosis. 
A)  mitosis. 
B)  meiosis. B

Question 4

What happens at the G2 checkpoint?

Accepted Answer

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. 
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.

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. 
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.

Question 6

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

Accepted Answer

A) True 
 B)False

Question 7

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)  2,8 
A)  1,2 
B)  1,4 
C)  2,2 
D)  2,4 
E)  2,8

Question 8

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 9

Which of the following is not a stage of interphase?

Accepted Answer

A)  cytokinesis 
B)  G1 
C)  G2 
D)  S 
A)  cytokinesis 
B)  G1 
C)  G2 
D)  S

Question 10

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

Accepted Answer

A)  microtubules 
B)  intermediate filaments 
C)  actin filaments 
A)  microtubules 
B)  intermediate filaments 
C)  actin filaments

Question 11

At what stage of mitosis do sister chromatids become chromosomes?

Accepted Answer

A)  prophase 
B)  metaphase 
C)  anaphase 
D)  telophase 
A)  prophase 
B)  metaphase 
C)  anaphase 
D)  telophase

Question 12

All the products of oogenesis are the same size.

Accepted Answer

A) True 
 B)False

Question 13

In what stage of meiosis does synapsis occur?

Accepted Answer

A)  prophase I 
B)  prophase II 
C)  metaphase I 
D)  metaphase II 
E)  anaphase I 
A)  prophase I 
B)  prophase II 
C)  metaphase I 
D)  metaphase II 
E)  anaphase I

Question 14

Which division of meiosis is like mitosis?

Accepted Answer

A)  meiosis I 
B)  meiosis II 
A)  meiosis I 
B)  meiosis II

Question 15

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

Accepted Answer

A)  mitosis. 
B)  meiosis. 
A)  mitosis. 
B)  meiosis.

Question 16

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

Accepted Answer

A)  deletion 
B)  duplication 
C)  translocation 
D)  inversion 
A)  deletion 
B)  duplication 
C)  translocation 
D)  inversion

Question 17

During development from a zygote to a child,what cell division process occurs?

Accepted Answer

A)  mitosis 
B)  meiosis 
A)  mitosis 
B)  meiosis

Question 18

The product(s)of meiosis I in spermatogenesis is/are

Accepted Answer

A)  primary spermatocytes. 
B)  secondary spermatocytes. 
C)  spermatids. 
D)  spermatazoa. 
A)  primary spermatocytes. 
B)  secondary spermatocytes. 
C)  spermatids. 
D)  spermatazoa.

Question 19

Genetic variation is useful to evolution because environments change.

Accepted Answer

A) True 
 B)False

Question 20

Two sister chromatids are held together at the

Accepted Answer

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

Exam 18: Patterns of Chromosome Inheritance

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

Sexual reproduction introduces more genetic variation than does asexual reproduction.

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

What happens at the G2 checkpoint?

How are Jacobs and Klinefelter syndromes alike?

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

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

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

Which of the following is not a stage of interphase?

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

At what stage of mitosis do sister chromatids become chromosomes?

All the products of oogenesis are the same size.

In what stage of meiosis does synapsis occur?

Which division of meiosis is like mitosis?

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

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

During development from a zygote to a child,what cell division process occurs?

The product(s)of meiosis I in spermatogenesis is/are

Genetic variation is useful to evolution because environments change.

Two sister chromatids are held together at the

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