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Life, 4/e

Ricki Lewis, University of New York at Albany
Mariëlle Hoefnagels, University of Oklahoma
Douglas Gaffin, University of Oklahoma
Bruce Parker, Utah Valley State College

Meiosis

Chapter Quiz


1	Binary fission is ___________.
		A)	meiotic division of a cell
		B)	a process by which amoebae reproduce sexually
		C)	division of one cell into two
		D)	the most complex form of cell division


2	When is binary fission the best method of cell division?
		A)	when the environment is not changing
		B)	when the environment is changing rapidly
		C)	during the rainy season
		D)	during the warm season


3	A cell having one set of chromosomes is said to be ___________.
		A)	haploid
		B)	diploid
		C)	triploid
		D)	polyploid


4	Meiosis is a form of cell division that ______________.
		A)	is common to asexual life cycles
		B)	does not require fertilization to follow
		C)	prevents evolution
		D)	halves the genetic material


5	Sexually reproducing plants undergo alternation of generations. Which stage produces the gametes?
		A)	diploid sporophyte stage
		B)	diploid zygote
		C)	haploid gametophyte stage
		D)	haploid spores


6	What is an example of sex without reproduction?
		A)	bacterial conjugation
		B)	parthenogenesis
		C)	binary fission
		D)	mitosis


7	Which of the two meiotic divisions halves the chromosome number?
		A)	first division
		B)	second division


8	True or false. In humans, the X and the Y chromosomes are the autosomes.
		A)	True
		B)	False


9	What process(es) increase(s) diversity in a population?
		A)	sexual reproduction
		B)	crossing over
		C)	independent assortment
		D)	All of these are correct.


10	At what stage of meiosis do the homologous chromosomes separate?
		A)	prophase I
		B)	anaphase I
		C)	anaphase II
		D)	telophase II


11	During what stage do the individual replicated chromosomes align down the center of the cell?
		A)	metaphase I
		B)	telophase I
		C)	metaphase II
		D)	telophase II


12	Cell types that develop into sperm cells during spermatogenesis (from early to late) are:
		A)	spermatogonium-primary spermatocyte-secondary spermatocyte-spermatid
		B)	primary spermatocyte-secondary spermatocyte-spermatid-spermatogonium
		C)	spermatogonium-spermatid-secondary spermatocyte-primary spermatocyte
		D)	primary spermatocyte-secondary spermatocyte-spermatogonium-spermatid


13	The sac of enzymes contained in a sperm cell enabling penetration into the egg is the ___________.
		A)	protamine
		B)	acrosome
		C)	spermatocyte
		D)	midpiece


14	Where does meiosis occur in human males?
		A)	in the scrotum
		B)	vas deferens
		C)	seminiferous tubules
		D)	All of these are correct.


15	The ____________ stores spermatozoa until ejaculation.
		A)	bulbourethral gland
		B)	epididymis
		C)	urethra
		D)	prostate gland


16	Male sex hormones are secreted by ___________.
		A)	spermatogonia
		B)	secondary spermatocytes
		C)	sustentacular cells
		D)	interstitial cells


17	True or false. Sperm cells can ferry cocaine to an ovum during fertilization.
		A)	True
		B)	False


18	Egg-making in the female is called _____________.
		A)	spermatogenesis
		B)	oogenesis
		C)	fertilization
		D)	embryo transfer


19	In the female, small cells that form as a result of meiosis that contain little cytoplasm are ____________.
		A)	ova
		B)	oogonia
		C)	polar bodies
		D)	secondary oocytes


20	In humans, approximately how many oocytes develop to maturity from puberty to menopause and are released during ovulation?
		A)	100
		B)	400
		C)	1,000
		D)	10,000

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