Question 1

A vasectomy is a surgical procedure in which the vas deferens are severed,and then tied.How would this cause sterility?

Accepted Answer

A)   Sperm cannot be produced by meiosis.
B)   Sperm cannot be produced by mitosis.
C)   Sperm cannot move to the urethra.
D)   A man cannot get an erection.
E)   The testes stop producing testosterone.F) A) and E)
G) B) and D)

Question 2

The second stage of prenatal development is the fetal stage.

Accepted Answer

A) True 
 B)False

Question 3

If you observed two female redback spiders,one having 10 offspring and the other 50,what could explain the difference?

Accepted Answer

A)   The female with more offspring ate her mate and was therefore better nourished.
B)   The female with fewer offspring has a virus.
C)   The female with more offspring has more estrogen.
D)   The female with fewer offspring received more sperm from fewer males.
E)   The female with more offspring is a better hunter.F) A) and B)
G) A) and E)

Question 4

A female chicken laying a fertilized egg has undergone ____ with a rooster.

Accepted Answer

A)   differentiation
B)   external fertilization
C)   indirect development
D)   direct development
E)   internal fertilizationF) C) and E)
G) C) and D)

Question 5

A baby turtle growing into an adult that appears similar is an example of

Accepted Answer

A)   direct development.
B)   indirect development.
C)   differentiation.
D)   external fertilization.
E)   internal fertilization.F) A) and E)
G) A) and D)

Question 6

Hepatitis B is a sexually transmitted disease.

Accepted Answer

A) True 
 B)False

Question 7

Human sperm swim to the egg.

Accepted Answer

A) True 
 B)False

Question 8

The cells in the ovary that give rise to the mature egg cells are the

Accepted Answer

A)   follicle cells.
B)   osteocytes.
C)   endometrial cells.
D)   polar bodies.
E)   primary oocytes.F) B) and E)
G) A) and B)

Question 9

If you were observing the early development of a chick embryo and saw patterns in terms of the placement of head and wings,you would assume that you were seeing the effects of

Accepted Answer

A)   controlled gene expression.
B)   temperature.
C)   appropriate lighting.
D)   sex hormones.
E)   All of the answer choices are correct.F) B) and E)
G) A) and E)

Question 10

Sea urchins display external fertilization.

Accepted Answer

A) True 
 B)False

Question 11

Athletes who take synthetic steroids can become sterile due to lack of sperm production.This is because of negative feedback on which of the following?

Accepted Answer

A)   the epididymis
B)   the testes
C)   the vas deferens
D)   the prostate
E)   the hypothalamusF) A) and B)
G) A) and C)

Question 12

In the male,the saclike structure that contains the testes is the

Accepted Answer

A)   epididymis.
B)   vas deferens.
C)   scrotum.
D)   sustentacular cells.
E)   seminal vesicle.F) C) and E)
G) A) and E)

Question 13

If you were observing a newly discovered animal and wanted to determine if it reproduces sexually or asexually,you could best

Accepted Answer

A)   examine parents and offspring to see if the offspring are genetically identical to parents.
B)   examine males to see if sperm can be produced.
C)   try to observe mating behavior.
D)   look carefully for nests with eggs.
E)   None of the answer choices are correct.F) C) and D)
G) B) and C)

Question 14

The contraceptive pill prevents both conception of a new life and implantation of the new human embryo in the uterine wall.

Accepted Answer

A) True 
 B)False

Question 15

Suppose you are working with a group of poor families with insufficent diets,and asked to predict possible health problems,one of the first you might expect would be many birth defects due to insufficient vitamin intake.

Accepted Answer

A) True 
 B)False

Question 16

A diaphragm is a shallow,dome-shaped rubber disk with a flexible rim that fits within the vagina and covers the cervix.How does this act as a contraceptive to prevent pregnancy?

Accepted Answer

A)   It would prevent sperm from reaching the egg.
B)   It would prevent ovulation.
C)   It would cause the embryo to die.
D)   It would prevent implantation on the uterine wall.
E)   If would act as a spermicide, killing sperm.F) A) and D)
G) A) and E)

Question 17

While observing a newly discovered kind of mouse,you see that its young strongly resemble caterpillars,but the adults look like normal mice.What term can you give for the development of this mouse?

Accepted Answer

A)   direct
B)   indirect
C)   imcomplete
D)   delayed
E)   circumstantialF) D) and E)
G) None of the above

Question 18

Menopause

Accepted Answer

A)   is the cessation of menstruation.
B)   is the cessation of sperm production.
C)   is the beginning of menstruation.
D)   begins in most females at puberty.
E)   begins in most males at puberty.F) A) and B)
G) C) and E)

Question 19

After cleavage,the solid ball of 16 or more cells resembling a mulberry that forms is the

Accepted Answer

A)   blastocyst.
B)   gastrula.
C)   morula.
D)   embryonic disc.
E)   amnion.F) D) and E)
G) C) and E)

Question 20

The process that unites the male gametes with the female gametes in organisms that reproduce sexually is termed

Accepted Answer

A)   conjugation.
B)   fertilization.
C)   crossing-over.
D)   gastrulation.
E)   recombination.F) A) and B)
G) B) and E)

Exam 35: Animal Reproduction and Development

After cleavage,the solid ball of 16 or more cells resembling a mulberry that forms is the

Correct AnswerverifiedShow Answer

While observing a newly discovered kind of mouse,you see that its young strongly resemble caterpillars,but the adults look like normal mice.What term can you give for the development of this mouse?

Correct AnswerverifiedShow Answer

The process that unites the male gametes with the female gametes in organisms that reproduce sexually is termed

Correct AnswerverifiedShow Answer

Sea urchins display external fertilization.

Correct AnswerverifiedShow Answer

A diaphragm is a shallow,dome-shaped rubber disk with a flexible rim that fits within the vagina and covers the cervix.How does this act as a contraceptive to prevent pregnancy?

Correct AnswerverifiedShow Answer

In the male,the saclike structure that contains the testes is the

Correct AnswerverifiedShow Answer

Menopause

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A baby turtle growing into an adult that appears similar is an example of

Correct AnswerverifiedShow Answer

If you were observing a newly discovered animal and wanted to determine if it reproduces sexually or asexually,you could best

Correct AnswerverifiedShow Answer

Hepatitis B is a sexually transmitted disease.

Correct AnswerverifiedShow Answer

If you were observing the early development of a chick embryo and saw patterns in terms of the placement of head and wings,you would assume that you were seeing the effects of

Correct AnswerverifiedShow Answer

The second stage of prenatal development is the fetal stage.

Correct AnswerverifiedShow Answer

A vasectomy is a surgical procedure in which the vas deferens are severed,and then tied.How would this cause sterility?

Correct AnswerverifiedShow Answer

Human sperm swim to the egg.

Correct AnswerverifiedShow Answer

The contraceptive pill prevents both conception of a new life and implantation of the new human embryo in the uterine wall.

Correct AnswerverifiedShow Answer

A female chicken laying a fertilized egg has undergone ____ with a rooster.

Correct AnswerverifiedShow Answer

If you observed two female redback spiders,one having 10 offspring and the other 50,what could explain the difference?

Correct AnswerverifiedShow Answer

Athletes who take synthetic steroids can become sterile due to lack of sperm production.This is because of negative feedback on which of the following?

Correct AnswerverifiedShow Answer

Suppose you are working with a group of poor families with insufficent diets,and asked to predict possible health problems,one of the first you might expect would be many birth defects due to insufficient vitamin intake.

Correct AnswerverifiedShow Answer

The cells in the ovary that give rise to the mature egg cells are the

Correct AnswerverifiedShow Answer

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