Campbell Biology in Focus, 2e (Urry)
Chapter 10 Meiosis and Sexual Life Cycles Test Bank
1. If a horticulturist breeding gardenias succeeds in having a single plant
with a particularly
desirable set of traits, which of the following would be her most probable and
efficient route to
establishing a line of such plants?
A) Backtrack through her previous experiments to obtain another plant
with the same traits.
B) Breed this plant with another plant with much weaker traits.
C) Clone the plant asexually to produce an identical one.
D) Force the plant to self-pollinate to obtain an identical one.: C
2. Which of the following descriptions correctly defines a genome?
A) representation of a complete set of a cell polypeptides
B) the complete set of an organism polypeptides
C) a karyotype
D) the complete set of an organism's genes: D
3. Which of the following is the smallest unit that would contain a
complete copy of the entire
human genome?
A) one human somatic cell
, Campbell Biology in Focus, 2e (Urry)
Chapter 10 Meiosis and Sexual Life Cycles Test Bank
B) one human chromosome
C) all of the DNA of one human
D) one human gene: A
4. If an organism is diploid and a certain gene found in the organism has
18 known alleles
(variants), then any given organism of that species can/must have which of
the following?
A) at most, 2 alleles for that gene
B) up to 18 chromosomes with that gene
C) up to 18 genes for that trait
D) up to, but not more than, 18 different traits: A
5. Which of the following is a true statement about sexual versus
asexual reproduction?
A) Asexual reproduction, but not sexual reproduction, is characteristic
of plants and fungi.
B) In sexual reproduction, individuals transmit 50% of their genes to each
of their offspring.
C) In asexual reproduction, offspring are produced by fertilization
without meiosis.
, Campbell Biology in Focus, 2e (Urry)
Chapter 10 Meiosis and Sexual Life Cycles Test Bank
D) Asexual reproduction produces only haploid offspring.: B
6. At which stage of mitosis are chromosomes usually photographed in
the preparation of a
karyotype?
A) prophase
B) metaphase
C) anaphase
D) telophase: B
7. Which of the following is true of a species that has a chromosome
number of 2n = 16?
A) The species has 16 sets of chromosomes per cell.
B) Each cell has eight homologous pairs.
C) During the S phase of the cell cycle there will be 32 separate
chromosomes.
D) A gamete from this species has four chromosomes.: B
8. Eukaryotic sexual life cycles show tremendous variation. Which of the
fol- lowing elements do
all sexual life cycles have in common?
I. alternation of generations
Chapter 10 Meiosis and Sexual Life Cycles Test Bank
1. If a horticulturist breeding gardenias succeeds in having a single plant
with a particularly
desirable set of traits, which of the following would be her most probable and
efficient route to
establishing a line of such plants?
A) Backtrack through her previous experiments to obtain another plant
with the same traits.
B) Breed this plant with another plant with much weaker traits.
C) Clone the plant asexually to produce an identical one.
D) Force the plant to self-pollinate to obtain an identical one.: C
2. Which of the following descriptions correctly defines a genome?
A) representation of a complete set of a cell polypeptides
B) the complete set of an organism polypeptides
C) a karyotype
D) the complete set of an organism's genes: D
3. Which of the following is the smallest unit that would contain a
complete copy of the entire
human genome?
A) one human somatic cell
, Campbell Biology in Focus, 2e (Urry)
Chapter 10 Meiosis and Sexual Life Cycles Test Bank
B) one human chromosome
C) all of the DNA of one human
D) one human gene: A
4. If an organism is diploid and a certain gene found in the organism has
18 known alleles
(variants), then any given organism of that species can/must have which of
the following?
A) at most, 2 alleles for that gene
B) up to 18 chromosomes with that gene
C) up to 18 genes for that trait
D) up to, but not more than, 18 different traits: A
5. Which of the following is a true statement about sexual versus
asexual reproduction?
A) Asexual reproduction, but not sexual reproduction, is characteristic
of plants and fungi.
B) In sexual reproduction, individuals transmit 50% of their genes to each
of their offspring.
C) In asexual reproduction, offspring are produced by fertilization
without meiosis.
, Campbell Biology in Focus, 2e (Urry)
Chapter 10 Meiosis and Sexual Life Cycles Test Bank
D) Asexual reproduction produces only haploid offspring.: B
6. At which stage of mitosis are chromosomes usually photographed in
the preparation of a
karyotype?
A) prophase
B) metaphase
C) anaphase
D) telophase: B
7. Which of the following is true of a species that has a chromosome
number of 2n = 16?
A) The species has 16 sets of chromosomes per cell.
B) Each cell has eight homologous pairs.
C) During the S phase of the cell cycle there will be 32 separate
chromosomes.
D) A gamete from this species has four chromosomes.: B
8. Eukaryotic sexual life cycles show tremendous variation. Which of the
fol- lowing elements do
all sexual life cycles have in common?
I. alternation of generations
