Question 1

The process by which a bacterium uses a sex pilus to transfer genetic information to another bacterium is

Accepted Answer

A)   conjugation.
B)   replication.
C)   apomixis.
D)   mitosis.
E)   parthenogenesis.F) B) and E)
G) A) and E)

Question 2

Meiosis is a process that produces

Accepted Answer

A)   All of the answer choices are correct.
B)   sperm cells.
C)   haploid cells.
D)   egg cells.
E)   gametes.F) A) and E)
G) C) and D)

Question 3

Identify the correct comparison between the human X and Y chromosomes.

Accepted Answer

A)   The X chromosome is larger than the Y chromosome.
B)   Only the Y chromosome is always found without a homologous match.
C)   Only the X chromosome is paired with a homologous match in human females.
D)   Although both are sex chromosomes, they do not share the same genes.
E)   All of the answer choices are correct.F) A) and E)
G) B) and C)

Question 4

Meiotic cell division replicates a cell's DNA ____________ and then divides ______________

Accepted Answer

A)   twice; twice.
B)   once; once.
C)   None of the answer choices are correct.
D)   twice; once.
E)   once; twice.F) A) and C)
G) None of the above

Question 5

A diploid cell with 4 chromosomes would produce which of the following after meiosis,assuming variability occurred due to crossing over or other abnormalities in the process?

Accepted Answer

A)   four genetically identical diploid gametes
B)   two genetically distinct types of haploid gametes
C)   two genetically distinct types of diploid gametes
D)   four genetically distinct types of haploid gametes
E)   four genetically distinct types of diploid gametesF) A) and C)
G) A) and D)

Question 6

A zygote

Accepted Answer

A)   has a diploid set of homologous chromosomes.
B)   has mixed chromosomes from two gametes.
C)   All answer choices are correct, except for being a cell produced by meiosis divisions.
D)   is a cell produced by meiosis divisions.
E)   is formed by fertilization.F) A) and B)
G) C) and D)

Question 7

A species has 6 chromosome pairs in each diploid cell.How many genetically unique gametes could be produced from sexual reproduction in this species,accounting only for independent assortment?

Accepted Answer

A)   16
B)   64
C)   9
D)   36
E)   8F) C) and D)
G) A) and B)

Question 8

You have an opportunity in biology lab to observe the prepared,stained karyotypes of a stallion,a mare,and their foal offspring horses.Banding patterns of some of the autosomes from the foal match those of the stallion,while others from the foal match those of the mare.This variability is produced in meiosis due to

Accepted Answer

A)   mutation.
B)   non-random fertilization.
C)   semi-conservative replication.
D)   random fertilization.
E)   random alignment of chromosome pairs.F) C) and E)
G) A) and B)

Question 9

In plants,sporophytes undergo meiosis to produce ____ spores.

Accepted Answer

A)   triploid
B)   tetraploid
C)   haploid
D)   diploid
E)   fertilizedF) B) and C)
G) A) and E)

Question 10

If a diploid sperm fertilizes a diploid egg it will produce a ____ zygote.

Accepted Answer

A)   triploid
B)   tetraploid
C)   hexaploid
D)   diploid
E)   haploidF) None of the above
G) B) and D)

Question 11

If a sperm cell combines with an egg cell,then the result is a

Accepted Answer

A)   duplicated chromosome.
B)   gamete.
C)   gametophyte.
D)   haploid cell.
E)   diploid cell.F) B) and D)
G) All of the above

Question 12

A male having an extra X chromosome (XXY)would have Turner syndrome.

Accepted Answer

A) True 
 B)False

Question 13

Among variations in people,those who have a single X chromosome are female,while those with XXY sex chromosomes are males.In order to be a female,a human

Accepted Answer

A)   must have paired XX chromosomes.
B)   cannot have a Y chromosome.
C)   must have one X chromosome.
D)   must have two X chromosomes.
E)   must have one Y chromosome.F) A) and E)
G) A) and B)

Question 14

In humans,the egg provides the mitochondria to the zygote.In plants which organelles would be provided by the egg and not by the sperm?

Accepted Answer

A)   chloroplasts and mitochondria
B)   mitochondria
C)   nuclei and chloroplasts
D)   chloroplasts
E)   nucleiF) A) and D)
G) None of the above

Question 15

Sexual reproduction is important to the survival of a species in a changing environment because

Accepted Answer

A)   sexual reproduction requires only one individual to survive and produce germ cells.
B)   All of the answer choices are correct.
C)   sexual reproduction requires less overall energy expenditure than asexual reproduction.
D)   sexual reproduction produces genetically identical individuals.
E)   sexual reproduction produces genetically variable individuals in the population.F) B) and D)
G) C) and D)

Question 16

In meiosis,homologous chromosomes separate during

Accepted Answer

A)   anaphase II.
B)   metaphase I.
C)   anaphase I.
D)   prophase I.
E)   prophase II.F) A) and B)
G) A) and C)

Question 17

Figuer:  
-Based on the figure,T.mirus would normally produce gametes with __ chromosomes.

Accepted Answer

A)   2
B)   12
C)   6
D)   24
E)   1F) A) and D)
G) A) and C)

Question 18

The abbreviation n indicates that a cell is

Accepted Answer

A)   somatic cells.
B)   autosomes.
C)   diploid.
D)   the X and Y chromosomes.
E)   haploid.F) B) and E)
G) C) and D)

Question 19

The process that merges the gametes from two parents is

Accepted Answer

A)   conjugation.
B)   mitosis.
C)   meiosis.
D)   parthenogenesis.
E)   fertilization.F) B) and C)
G) None of the above

Question 20

In meiosis I,cytokinesis usually occurs after telophase I and produces

Accepted Answer

A)   one diploid cell.
B)   four haploid cells.
C)   two haploid cells.
D)   two diploid cells.
E)   one haploid cell.F) A) and D)
G) All of the above

Exam 9: Sexual Reproduction and Meiosis

A diploid cell with 4 chromosomes would produce which of the following after meiosis,assuming variability occurred due to crossing over or other abnormalities in the process?

Correct Answer
verified

In humans,the egg provides the mitochondria to the zygote.In plants which organelles would be provided by the egg and not by the sperm?

Correct Answer
verified

A male having an extra X chromosome (XXY)would have Turner syndrome.

Correct Answer
verified

Sexual reproduction is important to the survival of a species in a changing environment because

Correct Answer
verified

In meiosis,homologous chromosomes separate during

Correct Answer
verified

The process by which a bacterium uses a sex pilus to transfer genetic information to another bacterium is

Correct Answer
verified

In meiosis I,cytokinesis usually occurs after telophase I and produces

Correct Answer
verified

If a sperm cell combines with an egg cell,then the result is a

Correct Answer
verified

The process that merges the gametes from two parents is

Correct Answer
verified

Among variations in people,those who have a single X chromosome are female,while those with XXY sex chromosomes are males.In order to be a female,a human

Correct Answer
verified

Correct Answer
verified

Meiosis is a process that produces

Correct Answer
verified

A species has 6 chromosome pairs in each diploid cell.How many genetically unique gametes could be produced from sexual reproduction in this species,accounting only for independent assortment?

Correct Answer
verified

Identify the correct comparison between the human X and Y chromosomes.

Correct Answer
verified

If a diploid sperm fertilizes a diploid egg it will produce a ____ zygote.

Correct Answer
verified

The abbreviation n indicates that a cell is

Correct Answer
verified

In plants,sporophytes undergo meiosis to produce ____ spores.

Correct Answer
verified

Meiotic cell division replicates a cell's DNA and then divides __

Correct Answer
verified

A zygote

Correct Answer
verified

Figuer: -Based on the figure,T.mirus would normally produce gametes with __ chromosomes.

Correct Answer
verified

Exam 9: Sexual Reproduction and Meiosis

A diploid cell with 4 chromosomes would produce which of the following after meiosis,assuming variability occurred due to crossing over or other abnormalities in the process?

Correct AnswerverifiedShow Answer

In humans,the egg provides the mitochondria to the zygote.In plants which organelles would be provided by the egg and not by the sperm?

Correct AnswerverifiedShow Answer

A male having an extra X chromosome (XXY)would have Turner syndrome.

Correct AnswerverifiedShow Answer

Sexual reproduction is important to the survival of a species in a changing environment because

Correct AnswerverifiedShow Answer

In meiosis,homologous chromosomes separate during

Correct AnswerverifiedShow Answer

The process by which a bacterium uses a sex pilus to transfer genetic information to another bacterium is

Correct AnswerverifiedShow Answer

In meiosis I,cytokinesis usually occurs after telophase I and produces

Correct AnswerverifiedShow Answer

If a sperm cell combines with an egg cell,then the result is a

Correct AnswerverifiedShow Answer

The process that merges the gametes from two parents is

Correct AnswerverifiedShow Answer

Among variations in people,those who have a single X chromosome are female,while those with XXY sex chromosomes are males.In order to be a female,a human

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Meiosis is a process that produces

Correct AnswerverifiedShow Answer

A species has 6 chromosome pairs in each diploid cell.How many genetically unique gametes could be produced from sexual reproduction in this species,accounting only for independent assortment?

Correct AnswerverifiedShow Answer

Identify the correct comparison between the human X and Y chromosomes.

Correct AnswerverifiedShow Answer

If a diploid sperm fertilizes a diploid egg it will produce a ____ zygote.

Correct AnswerverifiedShow Answer

The abbreviation n indicates that a cell is

Correct AnswerverifiedShow Answer

In plants,sporophytes undergo meiosis to produce ____ spores.

Correct AnswerverifiedShow Answer

Meiotic cell division replicates a cell's DNA ____________ and then divides ______________

Correct AnswerverifiedShow Answer

A zygote

Correct AnswerverifiedShow Answer

Figuer: -Based on the figure,T.mirus would normally produce gametes with __ chromosomes.

Correct AnswerverifiedShow Answer

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Meiotic cell division replicates a cell's DNA and then divides __

Correct Answer
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Correct Answer
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Correct Answer
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