Question 1

Among human males, the passage within the penis through which sperm moves is the ________.

Accepted Answer

A)  vas deferens 
B)  urinary bladder 
C)  seminal vesicle 
D)  urethra 
E)  ureter 
A)  vas deferens 
B)  urinary bladder 
C)  seminal vesicle 
D)  urethra 
E)  ureter

Question 2

Which of the following is an example of sexual reproduction?

Accepted Answer

A)  parthenogenesis in lizards 
B)  budding in sponges 
C)  binary fission in Amoeba 
D)  fertilization in Daphnia 
A)  parthenogenesis in lizards 
B)  budding in sponges 
C)  binary fission in Amoeba 
D)  fertilization in Daphnia

Question 3

Somites give rise to all of the following tissues EXCEPT ________.

Accepted Answer

A)  bone tissue 
B)  muscle tissue 
C)  nervous tissue 
D)  dermal skin tissue 
E)  connective tissue 
A)  bone tissue 
B)  muscle tissue 
C)  nervous tissue 
D)  dermal skin tissue 
E)  connective tissue

Question 4

Internal and external fertilization both ________.

Accepted Answer

A)  produce single-celled zygotes 
B)  occur only among invertebrates 
C)  occur only among terrestrial animals 
D)  depend on the use of copulatory organs 
E)  occur only among birds 
A)  produce single-celled zygotes 
B)  occur only among invertebrates 
C)  occur only among terrestrial animals 
D)  depend on the use of copulatory organs 
E)  occur only among birds

Question 5

A reproductive hormone that is secreted directly from a structure in the brain is ________.

Accepted Answer

A)  testosterone 
B)  estradiol 
C)  progesterone 
D)  follicle-stimulating hormone (FSH) 
E)  gonadotropin-releasing hormone (GnRH) 
A)  testosterone 
B)  estradiol 
C)  progesterone 
D)  follicle-stimulating hormone (FSH) 
E)  gonadotropin-releasing hormone (GnRH)

Question 6

The embryonic precursor to the human brain is the ________.

Accepted Answer

A)  notochord 
B)  neural tube 
C)  mesoderm 
D)  archenteron 
E)  set of bilateral somites 
A)  notochord 
B)  neural tube 
C)  mesoderm 
D)  archenteron 
E)  set of bilateral somites

Question 7

Refer to the accompanying figure, which diagrams the reproductive anatomy of the human male, to answer the question(s) below.  
-In the figure, which letter points to the vas deferens?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 8

Why was it informative for researchers to study the proximate causation of Daphnia switching reproductive tactics in the laboratory?

Accepted Answer

A)  Daphnia in the wild were genetically identical and the laboratory was the only place where Daphnia would reproduce sexually. 
B)  Daphnia could not obtain enough energy in the wild to reproduce sexually. 
C)  Daphnia were no longer available in the wild when the investigations occurred. 
D)  The density of Daphnia populations could be easily manipulated in the laboratory. 
A)  Daphnia in the wild were genetically identical and the laboratory was the only place where Daphnia would reproduce sexually. 
B)  Daphnia could not obtain enough energy in the wild to reproduce sexually. 
C)  Daphnia were no longer available in the wild when the investigations occurred. 
D)  The density of Daphnia populations could be easily manipulated in the laboratory.

Question 9

For the initial days following ovulation in a nonpregnant menstrual cycle, the main source of progesterone is the ________.

Accepted Answer

A)  adrenal cortex 
B)  anterior pituitary 
C)  corpus luteum 
D)  developing follicle 
E)  placenta 
A)  adrenal cortex 
B)  anterior pituitary 
C)  corpus luteum 
D)  developing follicle 
E)  placenta

Question 10

The use of birth control pills (oral contraceptives) ________.

Accepted Answer

A)  reduces the incidence of ovulation 
B)  prevents fertilization by keeping the sperm and egg physically separated by a mechanical barrier 
C)  prevents implantation of an embryo 
D)  prevents sperm from exiting the male urethra 
E)  prevents oocytes from entering the uterus 
A)  reduces the incidence of ovulation 
B)  prevents fertilization by keeping the sperm and egg physically separated by a mechanical barrier 
C)  prevents implantation of an embryo 
D)  prevents sperm from exiting the male urethra 
E)  prevents oocytes from entering the uterus

Question 11

Asexual reproduction results in offspring that are genetically identical to their parent. What type of cell process occurs to generate this type of offspring?

Accepted Answer

A)  mitosis 
B)  meiosis 
C)  cell fusion 
D)  gametogenesis 
A)  mitosis 
B)  meiosis 
C)  cell fusion 
D)  gametogenesis

Question 12

The junction of the upper vagina and the uterus is called the ________.

Accepted Answer

A)  fallopian tube 
B)  clitoris 
C)  oviduct 
D)  labia majora 
E)  cervix 
A)  fallopian tube 
B)  clitoris 
C)  oviduct 
D)  labia majora 
E)  cervix

Question 13

In excreted urine, a reliable "marker" that a pregnancy has initiated is ________.

Accepted Answer

A)  progesterone 
B)  estrogen 
C)  follicle-stimulating hormone 
D)  human chorionic gonadotropin (hCG) 
E)  hypothalamic-releasing hormones 
A)  progesterone 
B)  estrogen 
C)  follicle-stimulating hormone 
D)  human chorionic gonadotropin (hCG) 
E)  hypothalamic-releasing hormones

Question 14

The birth control drug Mifepristone functions by ________.

Accepted Answer

A)  inhibiting release of gonadotropins from the pituitary 
B)  blocking progesterone receptors in the uterus 
C)  preventing release of the secondary oocyte from the ovary 
D)  reducing sexual interest 
E)  prolonging the endurance of the corpus luteum 
A)  inhibiting release of gonadotropins from the pituitary 
B)  blocking progesterone receptors in the uterus 
C)  preventing release of the secondary oocyte from the ovary 
D)  reducing sexual interest 
E)  prolonging the endurance of the corpus luteum

Question 15

An inactivating mutation in the progesterone receptor gene would likely result in ________.

Accepted Answer

A)  the absence of secondary sex characteristics 
B)  the absence of pituitary gonadotropin hormones 
C)  the inability of the uterus to support pregnancy 
D)  enlarged and hyperactive uterine endometrium 
E)  the absence of mammary gland development 
A)  the absence of secondary sex characteristics 
B)  the absence of pituitary gonadotropin hormones 
C)  the inability of the uterus to support pregnancy 
D)  enlarged and hyperactive uterine endometrium 
E)  the absence of mammary gland development

Question 16

In male mammals, excretory and reproductive systems share the ________.

Accepted Answer

A)  testes 
B)  urethra 
C)  seminal vesicle 
D)  vas deferens 
E)  prostate 
A)  testes 
B)  urethra 
C)  seminal vesicle 
D)  vas deferens 
E)  prostate

Question 17

Which of the following is a correct description of the fate of the germ layers?

Accepted Answer

A)  The mesoderm gives rise to the skeletal system. 
B)  The endoderm gives rise to the hair follicles. 
C)  The ectoderm gives rise to the liver. 
D)  The mesoderm gives rise to the lungs. 
A)  The mesoderm gives rise to the skeletal system. 
B)  The endoderm gives rise to the hair follicles. 
C)  The ectoderm gives rise to the liver. 
D)  The mesoderm gives rise to the lungs.

Question 18

Asexual reproduction results in offspring that are genetically identical to their parent. What type of cell process commonly occurs to generate this type of offspring?

Accepted Answer

A)  mitosis 
B)  spermatogenesis 
C)  cell fusion 
D)  oogenesis 
A)  mitosis 
B)  spermatogenesis 
C)  cell fusion 
D)  oogenesis

Question 19

In a frog embryo, gastrulation ________.

Accepted Answer

A)  produces a blastocoel 
B)  occurs prior to cleavage 
C)  is impossible because of the large amount of yolk in the ovum 
D)  proceeds as cells roll over the lip of the blastopore 
E)  occurs within the inner cell mass that is embedded in the large amount of yolk 
A)  produces a blastocoel 
B)  occurs prior to cleavage 
C)  is impossible because of the large amount of yolk in the ovum 
D)  proceeds as cells roll over the lip of the blastopore 
E)  occurs within the inner cell mass that is embedded in the large amount of yolk

Question 20

Which of the following contributes to the continued development and maintenance of the uterus during pregnancy?

Accepted Answer

A)  inhibin 
B)  testosterone 
C)  oxytocin 
D)  prolactin 
E)  progesterone 
A)  inhibin 
B)  testosterone 
C)  oxytocin 
D)  prolactin 
E)  progesterone

Exam 47: Animal Reproduction and Development

Among human males, the passage within the penis through which sperm moves is the ________.

Which of the following is an example of sexual reproduction?

Somites give rise to all of the following tissues EXCEPT ________.

Internal and external fertilization both ________.

A reproductive hormone that is secreted directly from a structure in the brain is ________.

The embryonic precursor to the human brain is the ________.

Refer to the accompanying figure, which diagrams the reproductive anatomy of the human male, to answer the question(s) below. -In the figure, which letter points to the vas deferens?

Why was it informative for researchers to study the proximate causation of Daphnia switching reproductive tactics in the laboratory?

For the initial days following ovulation in a nonpregnant menstrual cycle, the main source of progesterone is the ________.

The use of birth control pills (oral contraceptives) ________.

Asexual reproduction results in offspring that are genetically identical to their parent. What type of cell process occurs to generate this type of offspring?

The junction of the upper vagina and the uterus is called the ________.

In excreted urine, a reliable "marker" that a pregnancy has initiated is ________.

The birth control drug Mifepristone functions by ________.

An inactivating mutation in the progesterone receptor gene would likely result in ________.

In male mammals, excretory and reproductive systems share the ________.

Which of the following is a correct description of the fate of the germ layers?

Asexual reproduction results in offspring that are genetically identical to their parent. What type of cell process commonly occurs to generate this type of offspring?

In a frog embryo, gastrulation ________.

Which of the following contributes to the continued development and maintenance of the uterus during pregnancy?

Biology and the Tree of Life

Water and Carbon: the Chemical Basis of Life

Protein Structure and Function

Nucleic Acids and the Rna World

An Introduction to Carbohydrates

Ecosystems and Global Ecology

Lipids, Membranes, and the First Cells

Inside the Cell

Energy and Enzymes: an Introduction to Metabolism

Cellular Respiration and Fermentation

Photosynthesis

Cellcell Interactions

The Cell Cycle

Meiosis

Mendel and the Gene

Dna and the Gene: Synthesis and Repair

How Genes Work

Transcription, Rna Processing, and Translation

Control of Gene Expression in Bacteria

Control of Gene Expression in Eukaryotes

The Molecular Revolution: Biotechnology and Beyond

Genes, Development, and Evolution

Evolution by Natural Selection

Evolutionary Processes

Speciation

Phylogenies and the History of Life

Bacteria and Archaea

Protists

Green Algae and Land Plants

Fungi

An Introduction to Animals

Protostome Animals

Deuterostome Animals

Viruses

Plant Form and Function

Water and Sugar Transport in Plants

Plant Nutrition

Plant Sensory Systems, Signals, and Responses

Plant Reproduction and Development

Animal Form and Function

Water and Electrolyte Balance in Animals

Animal Nutrition

Gas Exchange and Circulation

Animal Nervous Systems

Animal Sensory Systems

Animal Movement

Chemical Signals in Animals

The Immune System in Animals

An Introduction to Ecology

Behavioral Ecology

Population Ecology

Community Ecology

Biodiversity and Conservation Biology

Filters