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1 | |
The process of sexual reproduction involves which of the following? |
|
| | A) | Two parents |
| | B) | Gametes |
| | C) | A zygote |
| | D) | Meiosis |
| | E) | All of the above are required. |
|
2 | |
Which of the following terms is NOT involved with sexual reproduction? |
|
| | A) | Amplexus |
| | B) | Mating systems |
| | C) | Cloning |
| | D) | Gamete formation |
| | E) | None of the above is associated with sexual reproduction |
|
3 | |
Mutations are immediately expressed in the offspring of those animals that sexually reproduce. |
|
| | A) | True |
| | B) | False |
|
4 | |
Spore formation, as observed in some parasitic protozoans such as the genus Plasmodium is called... |
|
| | A) | Gemmulation |
| | B) | Fragmentation |
| | C) | Sporogony |
| | D) | Binary Fission |
| | E) | None of the above is correct |
|
5 | |
Which of the following is the most common type of reproduction in single-celled organisms? |
|
| | A) | Gemmulation |
| | B) | Fragmentation |
| | C) | Sporulation |
| | D) | Binary fission |
| | E) | None of the above is correct |
|
6 | |
Which of the following terms does NOT describe asexual reproduction? |
|
| | A) | Mitosis |
| | B) | Meiosis |
| | C) | Binary fission |
| | D) | Budding |
| | E) | All of the above describe asexual reproduction |
|
7 | |
Protozoans always reproduce by binary fission. |
|
| | A) | True |
| | B) | False |
|
8 | |
The primary sex organs of vertebrates include the penis, vagina, uterus, and prostate. |
|
| | A) | True |
| | B) | False |
|
9 | |
Humans are dioecious and have biparental reproduction. |
|
| | A) | True |
| | B) | False |
|
10 | |
In animals such as rotifers, females dominate the population. In fact, in many species of rotifers, males have never been documented. This is known as... |
|
| | A) | Ameiotic parthenogenesis |
| | B) | Hermaphroditism |
| | C) | Meiotic parthenogenesis |
| | D) | Haplodiploidy |
| | E) | None of the above is correct |
|
11 | |
All cells within the testes and ovaries are called germ cells and these cells are haploid. |
|
| | A) | True |
| | B) | False |
|
12 | |
A human that has been influenced by the gene SRY during embryological development becomes a male. |
|
| | A) | True |
| | B) | False |
|
13 | |
A fish that begins life as a male, and then switches sex later in life to a female is called a... |
|
| | A) | Dioecious animal |
| | B) | Sequential hermaphrodite |
| | C) | Haplodiploid fish |
| | D) | Parthenogenetic animal |
| | E) | None of the above is correct |
|
14 | |
Cells of the testes are composed of which of the following? |
|
| | A) | Germ cells and somatic cells |
| | B) | Somatic cells only |
| | C) | Somatic cells and oogonia |
| | D) | Germ cells only |
| | E) | All of the above are correct |
|
15 | |
The result of spermatogenesis is which of the following? |
|
| | A) | Four genetically identical sperm cells |
| | B) | Four genetically non-identical sperm cells |
| | C) | One sperm cell and three polar bodies |
| | D) | One sperm cell and three genetically identical polar bodies |
| | E) | None of the above is correct |
|
16 | |
The result of oogenesis is which of the following? |
|
| | A) | Four genetically identical eggs |
| | B) | Four genetically non-identical eggs |
| | C) | One egg and three genetically non-identical polar bodies |
| | D) | One egg and three genetically identical polar bodies |
| | E) | None of the above is correct |
|
17 | |
In vertebrates, the reproductive and urinary systems are anatomically very closely associated. |
|
| | A) | True |
| | B) | False |
|
18 | |
In mammals, during ejaculation, sperm passes from the epididymis to the vas deferens and then out the ureter. |
|
| | A) | True |
| | B) | False |
|
19 | |
Sperm develop in the interstitial tubules of the testes. |
|
| | A) | True |
| | B) | False |
|
20 | |
Which of the following is NOT an accessory gland in male mammals? |
|
| | A) | Prostate gland |
| | B) | Bulbourethral glands |
| | C) | Bartholins glands |
| | D) | Seminal vesicles |
| | E) | None of the above is correct |
|
21 | |
The structure that is homologous to the female clitoris is the male... |
|
| | A) | Testes |
| | B) | Epididymis |
| | C) | Vas deferens |
| | D) | Penis |
| | E) | None of the above is homologous to the clitoris |
|
22 | |
A number of single-celled organisms reproduce sexually via... |
|
| | A) | Conjugation |
| | B) | Sporulation |
| | C) | Gemmulation |
| | D) | Mitosis |
| | E) | None of the above is correct |
|
23 | |
Animals that lay eggs that hatch outside of the body of the females are termed ovoviviparous. |
|
| | A) | True |
| | B) | False |
|
24 | |
Ova, which contain acrosomes, are larger than sperm. |
|
| | A) | True |
| | B) | False |
|
25 | |
Some fish, such as wrasses, change sexes during their life, and this is referred to as sequential hermaphrodites. |
|
| | A) | True |
| | B) | False |
|
26 | |
The sexual condition seen in many of the social insects such as bees and wasps is known as... |
|
| | A) | Ameiotic parthenogenesis |
| | B) | Ovoviparity |
| | C) | Viviparity |
| | D) | Haplodiploidy |
| | E) | None of the above is correct |
|
27 | |
What cells in the testes nourish the developing germ cells? |
|
| | A) | Sustenacular cells |
| | B) | Interstitial cells |
| | C) | Polar bodies |
| | D) | Meiotic cells |
| | E) | None of the above is correct |
|
28 | |
The term for a precursor of a germ cell is the primordial germ cell. |
|
| | A) | True |
| | B) | False |
|
29 | |
The metabolite of testosterone, dihydrotesterone (DHT) changes a sexually ambiguous embryo into a male. |
|
| | A) | True |
| | B) | False |
|
30 | |
Testosterone is changed into estrogen in the brain and is therefore believed to determine male behavior. |
|
| | A) | True |
| | B) | False |
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31 | |
Which of the following allows a sperm to penetrate the egg coats of an egg? |
|
| | A) | Spermatogonia |
| | B) | Middle piece |
| | C) | Follicle |
| | D) | Acrosome |
| | E) | All of the above aid a sperm in penetrating an egg. |
|
32 | |
Place the following terms in their proper developmental order, beginning with the earliest and ending with the latest. |
|
| | A) | Primary ooctye, ootid, ovum |
| | B) | Ovum, primary oocyte, ootid |
| | C) | Primary ooctye, ovum, ootid |
| | D) | Ootid, ovum, primary oocyte |
| | E) | There is no developmental order |
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33 | |
A term that would be associated with the majority of vertebrate excretory and urinary systems, but lacking in the placental mammals would be... |
|
| | A) | Cloaca |
| | B) | Wolffian duct |
| | C) | Ureter |
| | D) | Vas deferens |
| | E) | None of the above is correct |
|
34 | |
Many fishes and reptiles lack sex chromosomes, and sex determination is due to environmental factors such as rainfall. |
|
| | A) | True |
| | B) | False |
|
35 | |
In mammals, meiototic divisions begin in female gametes during embryonic life, continues prior to ovulation, and are completed after fertilization. |
|
| | A) | True |
| | B) | False |
|
36 | |
Which of the following is the source of HCG, the hormone that stimulates development of the corpus luteum? |
|
| | A) | Amnion |
| | B) | Chorion |
| | C) | Yolk |
| | D) | Allantois |
| | E) | None of the above is correct |
|
37 | |
Which of the following are primary differences between eggs and sperm? |
|
| | A) | Amount of cytoplasm |
| | B) | The presence or absence of yolk |
| | C) | Timing of development |
| | D) | Mobility |
| | E) | All of the above are correct |
|
38 | |
The most likely guess regarding parental care with respect to vertebrate animals is that if an animal is viviparous, the offspring will receive relatively more parental care than an oviparous animal. |
|
| | A) | True |
| | B) | False |
|
39 | |
Which of the following is most responsible for the development of female secondary sex characteristics? |
|
| | A) | Cholesterol |
| | B) | Testosterone |
| | C) | Estrogen |
| | D) | Progesterone |
| | E) | None of the above is correct |
|
40 | |
During the follicular phase, the levels of FSH and LH rise in the female mammal. |
|
| | A) | True |
| | B) | False |