Question 1

In comparing mitosis and meiosis, which of the following statements is TRUE?

Accepted Answer

A)   Chromatids are present only in mitosis.
B)   Meiosis I is more like mitosis than is meiosis II.
C)   Synapsis occurs in both.
D)   Meiosis II resembles mitosis.
E)   Both processes result in four cells.

Question 2

Which of the following cell cycles is represented by ferns and other plants?

Accepted Answer

A)   Haploid life cycle
B)   Alternation of generations
C)   Diploid life cycle

Question 3

Meiosis typically results in the production of

Accepted Answer

A)   four haploid cells.
B)   one triploid cell.
C)   four diploid cells.
D)   two diploid cells.
E)   two haploid cells.

Question 4

Sea stars are genetically different from each other and from their parents. These genetic differences are the result of

Accepted Answer

A)   cloning.
B)   sexual reproduction.
C)   mitosis.
D)   asexual reproduction.

Question 5

During meiosis II

Accepted Answer

A)   cytokinesis results in the formation of a total of two cells.
B)   sister chromatids exchange parts.
C)   homologous chromosomes synapse.
D)   sister chromatids of each chromosome are separated from each other.
E)   homologous chromosomes separate.

Question 6

Chiasmata (or chiasma)  provide evidence of

Accepted Answer

A)   chromosomal aberration.
B)   crossing over.
C)   spindle fiber formation.
D)   fertilization.
E)   meiosis.

Question 7

Under favorable conditions, during which phase of meiosis will the chromosomes appear as packets of four chromatids?

Accepted Answer

A)   Metaphase II
B)   Telophase II
C)   Prophase I
D)   Anaphase II
E)   Anaphase I

Question 8

Through meiosis

Accepted Answer

A)   the diploid chromosome number is reduced to haploid.
B)   parental DNA is divided and distributed to forming gametes.
C)   offspring are provided with new gene combinations.
D)   alternate forms of genes are shuffled.
E)   All of the choices are correct.

Question 9

About 1 in every 1,000 women has three X chromosomes, a condition known as _ X.

Accepted Answer

The answer of About 1 in every 1,000 women has...

Question 10

Sperm and egg fuse to form a diploid fertilized egg, called a .

Accepted Answer

The answer of Sperm and egg fuse to form a...

Question 11

Which of the following distinguishes prophase 1 of meiosis from prophase of mitosis?

Accepted Answer

A)   Spindle forms.
B)   Homologous chromosomes pair up.
C)   Nuclear membrane breaks down.
D)   Chromosomes become visible.

Question 12

Crossing over takes place between sister chromatids during prophase I of meiosis I.

Accepted Answer

A) True 
 B)False

Question 13

Anaphase

Accepted Answer

A)   involves the lining up of the chromosomes across the equatorial plate.
B)   results in an unequal distribution of chromosomes to the resulting cells.
C)   is initiated when the newly divided centromeres begin to move apart.
D)   is the same in mitosis and meiosis I and II.

Question 14

What is the name of the process depicted below that shows the life cycle of the typical plant?

Accepted Answer

A)   Mitosis and meiosis
B)   Alternation of generations
C)   Alternation of genomes
D)   Mitosis
E)   Meiosis

Question 15

Which of the following cell cycles is represented by birds?

Accepted Answer

A)   Haploid life cycle
B)   Alternation of generations
C)   Diploid life cycle

Question 16

What is a major difference between mitosis and meiosis?

Accepted Answer

A)   Meiosis produces haploid cells, whereas mitosis produces diploid cells.
B)   Meiosis produces genetically identical daughter cells, whereas mitosis produces genetically variable daughter cells.
C)   Meiosis produces two daughter cells instead of the four daughter cells produced in mitosis.
D)   Mitosis produces daughter cells, whereas meiosis produces parent cells.

Question 17

In a haploid daughter cell produced by meiosis, the homologous chromosomes have

Accepted Answer

A)   multiplied.
B)   remained attached.
C)   mutated.
D)   separated.

Question 18

Sister chromatids are separated from each other during

Accepted Answer

A)   anaphase II.
B)   telophase II.
C)   metaphase I.
D)   anaphase I.
E)   metaphase II.

Question 19

How many haploid cells are produced by one diploid cell during meiosis?

Accepted Answer

A)   Two
B)   Four
C)   8 million
D)   One

Question 20

Alternative forms of a gene (such as those responsible for eye color)  are called

Accepted Answer

A)   cyclins.
B)   telomeres.
C)   receptors.
D)   sister chromatids.
E)   alleles.

Exam 10: Meiosis: the Basis of Sexual Reproduction

Through meiosis

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During meiosis II

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Under favorable conditions, during which phase of meiosis will the chromosomes appear as packets of four chromatids?

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How many haploid cells are produced by one diploid cell during meiosis?

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About 1 in every 1,000 women has three X chromosomes, a condition known as _ X.

Correct AnswerverifiedShow Answer

Sister chromatids are separated from each other during

Correct AnswerverifiedShow Answer

Sea stars are genetically different from each other and from their parents. These genetic differences are the result of

Correct AnswerverifiedShow Answer

Which of the following distinguishes prophase 1 of meiosis from prophase of mitosis?

Correct AnswerverifiedShow Answer

What is the name of the process depicted below that shows the life cycle of the typical plant?

Correct AnswerverifiedShow Answer

Sperm and egg fuse to form a diploid fertilized egg, called a .

Correct AnswerverifiedShow Answer

What is a major difference between mitosis and meiosis?

Correct AnswerverifiedShow Answer

Which of the following cell cycles is represented by birds?

Correct AnswerverifiedShow Answer

In comparing mitosis and meiosis, which of the following statements is TRUE?

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Crossing over takes place between sister chromatids during prophase I of meiosis I.

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Anaphase

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In a haploid daughter cell produced by meiosis, the homologous chromosomes have

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Chiasmata (or chiasma) provide evidence of

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Meiosis typically results in the production of

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Which of the following cell cycles is represented by ferns and other plants?

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Alternative forms of a gene (such as those responsible for eye color) are called

Correct AnswerverifiedShow Answer

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