Question 1

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

Accepted Answer

A)  2 
B)  4 
C)  8 
D)  16 
E)  32 
A)  2 
B)  4 
C)  8 
D)  16 
E)  32

Question 2

Which of the following is not a symptom of Down syndrome?

Accepted Answer

A)  short stature 
B)  eyelid fold 
C)  flat face 
D)  stubby fingers 
E)  indeterminate genitalia 
A)  short stature 
B)  eyelid fold 
C)  flat face 
D)  stubby fingers 
E)  indeterminate genitalia

Question 3

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?

Accepted Answer

A)  two 
B)  four 
C)  none 
D)  one 
E)  three 
A)  two 
B)  four 
C)  none 
D)  one 
E)  three

Question 4

Which chromosomal mutation will cause Williams syndrome?

Accepted Answer

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

Question 5

Genetic variation is useful to evolution because environments change.

Accepted Answer

A) True 
 B)False

Question 6

Cytokinesis is the division of the _____.

Accepted Answer

A)  cytoplasm 
B)  nucleus 
C)  chromosome 
D)  chromatin 
E)  zygote 
A)  cytoplasm 
B)  nucleus 
C)  chromosome 
D)  chromatin 
E)  zygote

Question 7

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

Accepted Answer

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. 
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.

Question 8

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

Accepted Answer

A)  four, two 
B)  two, two 
C)  two, four 
D)  four, four 
E)  it varies each time the cells go through 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

Question 9

When a child is born, mitosis ceases to function.

Accepted Answer

A) True 
 B)False

Question 10

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

Question 11

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

Accepted Answer

G₁ stage: The cell grows and returns to n

Question 12

Which of the following is part of the mitotic spindle?

Accepted Answer

A)  sister chromatid 
B)  nucleolus 
C)  nuclear membrane 
D)  aster 
E)  centromere 
A)  sister chromatid 
B)  nucleolus 
C)  nuclear membrane 
D)  aster 
E)  centromere

Question 13

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. 
C)  interphase. 
D)  G2. 
E)  G1. 
A)  mitosis. 
B)  meiosis. 
C)  interphase. 
D)  G2. 
E)  G1.

Question 14

What are the two main divisions of the cell cycle?

Accepted Answer

A)  apoptosis and interphase 
B)  mitosis and cytokinesis 
C)  nucleus and cytoplasm 
D)  mitosis and meiosis 
E)  interphase and cell division 
A)  apoptosis and interphase 
B)  mitosis and cytokinesis 
C)  nucleus and cytoplasm 
D)  mitosis and meiosis 
E)  interphase and cell division

Question 15

What structures are divided during cytokinesis?

Accepted Answer

A)  cytoplasm and organelles 
B)  cytoplasm and chromosomes 
C)  cell membrane and chromatin 
D)  nuclei 
E)  none of these 
A)  cytoplasm and organelles 
B)  cytoplasm and chromosomes 
C)  cell membrane and chromatin 
D)  nuclei 
E)  none of these

Question 16

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.

Question 17

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 18

In what way is spermatogenesis similar to oogenesis?

Accepted Answer

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. 
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.

Question 19

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

Accepted Answer

A)  2 
B)  4 
C)  8 
D)  16 
E)  32 
A)  2 
B)  4 
C)  8 
D)  16 
E)  32

Question 20

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

Accepted Answer

Prophase: Centrosomes outside the nucleu

Exam 19: Patterns of Chromosome Inheritance

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

Which of the following is not a symptom of Down syndrome?

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?

Which chromosomal mutation will cause Williams syndrome?

Genetic variation is useful to evolution because environments change.

Cytokinesis is the division of the _____.

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

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

When a child is born, mitosis ceases to function.

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

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

Which of the following is part of the mitotic spindle?

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 are the two main divisions of the cell cycle?

What structures are divided during cytokinesis?

Two sister chromatids are held together at the

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

In what way is spermatogenesis similar to oogenesis?

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

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

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