Question 1

The presence of testosterone triggers the release of LH to produce more testosterone, as explained by negative feedback.

Accepted Answer

A) True 
 B)False

Question 2

After ejaculation, sperm live approximately in the female reproductive tract.

Accepted Answer

A)  2 weeks 
B)  24 hours 
C)  1 month 
D)  2 to 4 days 
E)  1 week 
A)  2 weeks 
B)  24 hours 
C)  1 month 
D)  2 to 4 days 
E)  1 week

Question 3

The is a tube that carries sperm from the epididymis to the urethra.

Accepted Answer

The answer of The is a tube that carries sperm...

Question 4

What role does the corpus luteum play in maintaining the endometrium?

Accepted Answer

The corpus luteum secretes est

Question 5

The head of a sperm consists of the _ and a cap of hydrolytic enzymes called the acrosome.

Accepted Answer

The answer of The head of a sperm consists of...

Question 6

During spermatogenesis, committed spermatogonia undergo mitotic cell division, producing

Accepted Answer

A)  diploid sperm. 
B)  haploid secondary spermatocytes. 
C)  diploid primary spermatocytes. 
D)  diploid secondary spermatocytes. 
E)  haploid primary spermatocytes. 
A)  diploid sperm. 
B)  haploid secondary spermatocytes. 
C)  diploid primary spermatocytes. 
D)  diploid secondary spermatocytes. 
E)  haploid primary spermatocytes.

Question 7

Why are STDs so easily spread?

Accepted Answer

Many STDs are asympt

Question 8

How do hormonal methods prevent conception?

Accepted Answer

They disrupt the nor

Question 9

A(n) is a contraceptive device that is inserted into the uterus, where it remains for several years.

Accepted Answer

IUD (intra

Question 10

The increased levels of estrogen from the maturing follicle cause a decrease in GnRH levels.

Accepted Answer

A) True 
 B)False

Question 11

causes both genital warts and cervical cancer.

Accepted Answer

HPV (human

Question 12

Following ovulation, the levels of LH increase dramatically.

Accepted Answer

A) True 
 B)False

Question 13

The production of new phenotypes occurs with

Accepted Answer

A)  sexual reproduction. 
B)  regeneration. 
C)  parthenogenesis. 
D)  fragmentation. 
E)  budding. 
A)  sexual reproduction. 
B)  regeneration. 
C)  parthenogenesis. 
D)  fragmentation. 
E)  budding.

Question 14

Why must organisms that spawn release huge numbers of eggs and sperm?

Accepted Answer

Spawning depends on releasing eggs and s

Question 15

Contraceptive methods that rely on synthetic hormones

Accepted Answer

A)  kill sperm. 
B)  prevent the sperm and egg from meeting. 
C)  prevent the implantation of a fertilized egg in the uterus. 
D)  destroy fertilized eggs. 
E)  prevent ovulation. 
A)  kill sperm. 
B)  prevent the sperm and egg from meeting. 
C)  prevent the implantation of a fertilized egg in the uterus. 
D)  destroy fertilized eggs. 
E)  prevent ovulation.

Question 16

The contraceptive patch prevents pregnancy by killing sperm.

Accepted Answer

A) True 
 B)False

Question 17

When a sperm penetrates an egg cell

Accepted Answer

A)  the resulting cell is haploid. 
B)  sperm and egg chromosomes merge immediately. 
C)  the egg has to make a copy of itself before sperm and egg chromosomes merge. 
D)  the egg must undergo meiosis II before merging chromosomes with the sperm. 
E)  the egg undergoes changes that attract another sperm. 
A)  the resulting cell is haploid. 
B)  sperm and egg chromosomes merge immediately. 
C)  the egg has to make a copy of itself before sperm and egg chromosomes merge. 
D)  the egg must undergo meiosis II before merging chromosomes with the sperm. 
E)  the egg undergoes changes that attract another sperm.

Question 18

The vaginal ring

Accepted Answer

A)  blocks sperm from reaching the egg. 
B)  prevents STDs. 
C)  releases hormones that prevent ovulation. 
D)  kills sperm. 
E)  decreases testosterone production. 
A)  blocks sperm from reaching the egg. 
B)  prevents STDs. 
C)  releases hormones that prevent ovulation. 
D)  kills sperm. 
E)  decreases testosterone production.

Question 19

Contraceptive implants prevent ovulation by releasing progesterone.

Accepted Answer

A) True 
 B)False

Question 20

If the prostate gland failed to add its enzyme- rich fluid to semen, the

Accepted Answer

A)  sperm would starve from lack of fructose. 
B)  semen would lack lubricating mucus. 
C)  egg would be killed by the acidic vaginal secretions. 
D)  semen would exhibit reduced fluidity, hampering the ability of sperm to swim freely in the vagina. 
E)  acrosome would rupture prematurely. 
A)  sperm would starve from lack of fructose. 
B)  semen would lack lubricating mucus. 
C)  egg would be killed by the acidic vaginal secretions. 
D)  semen would exhibit reduced fluidity, hampering the ability of sperm to swim freely in the vagina. 
E)  acrosome would rupture prematurely.

Exam 42: Animal Reproduction

The presence of testosterone triggers the release of LH to produce more testosterone, as explained by negative feedback.

After ejaculation, sperm live approximately in the female reproductive tract.

The is a tube that carries sperm from the epididymis to the urethra.

What role does the corpus luteum play in maintaining the endometrium?

The head of a sperm consists of the _ and a cap of hydrolytic enzymes called the acrosome.

During spermatogenesis, committed spermatogonia undergo mitotic cell division, producing

Why are STDs so easily spread?

How do hormonal methods prevent conception?

A(n) is a contraceptive device that is inserted into the uterus, where it remains for several years.

The increased levels of estrogen from the maturing follicle cause a decrease in GnRH levels.

causes both genital warts and cervical cancer.

Following ovulation, the levels of LH increase dramatically.

The production of new phenotypes occurs with

Why must organisms that spawn release huge numbers of eggs and sperm?

Contraceptive methods that rely on synthetic hormones

The contraceptive patch prevents pregnancy by killing sperm.

When a sperm penetrates an egg cell

The vaginal ring

Contraceptive implants prevent ovulation by releasing progesterone.

If the prostate gland failed to add its enzyme- rich fluid to semen, the

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

Cellular Reproduction

Meiosis: the Basis of Sexual Reproduction

Patterns of Inheritance

Dna: the Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amid Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Diversity II: Vertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

Energy Flow and Nutrient Cycling in Ecosystems

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Nervous System

The Senses

Action and Support: the Muscles and Skeleton

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

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