1
BSC 114 Exam 3 Questions with Answers (100% Correct
Answers)
somatic cells have __ chromosomes Answer: 46
chromatin is found in the Answer: nucleus
reproductive cells have __ chromosomes Answer: 23
reproductive cells Answer: germ cells
cells total hereditary endowment of DNA Answer: genome
DNA is complexed with proteins called Answer: histones
__ forms chromosomes Answer: chromatin
length of cell cycle varies from Answer: 10-30 hours
G1 Answer: growth
S Answer: replication
G2 Answer: preparation for division
function of mitosis Answer: separate genetic info into 2 quantities
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,2
organize microtubules of spindle apparatus Answer: centrosomes
region where chromatids are held together Answer: centromere
protein structure on chromatids where spindle microtubules attach
Answer: kinetochore
kinetochore is located at the __ region Answer: centromere
interphase has __ nucleus Answer: 1
interphase has __ chromosomes, each consisting of __ chromatid(s)
Answer: 46, 1
prophase has __ nucleus Answer: 1
prophase has __ chromosomes, each consisting of __ chromatid(s)
Answer: 46, 2
telophase has __ nucleus Answer: 2
t/f: cell cycle includes both interphase and mitosis Answer: true
t/f: interphase is much longer and complicated than mitosis Answer:
true
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, 3
__ phase of cell cycle is the key phase in controlling cell division
Answer: G1
determines whether cell divides Answer: restriction point of G1
stimulates other cells to divide Answer: growth factor
says that crowded cells usually stop dividing Answer: density
dependent inhibition
a single individual is the sole parent and passes on all of its genes
directly to its offspring Answer: asexual reproduction
group of genetically identical individuals Answer: clone
t/f: no multicellular organisms can reproduce asexually Answer: false,
some can
the only possible differences between the parent and offspring will be
via __ Answer: mutations
much greater genetic variation results from __ reproduction compared
to __ reproduction Answer: sexual, asexual
karyotype organizes chromosomes according to Answer: number, size,
type
© 2025 All rights reserved
BSC 114 Exam 3 Questions with Answers (100% Correct
Answers)
somatic cells have __ chromosomes Answer: 46
chromatin is found in the Answer: nucleus
reproductive cells have __ chromosomes Answer: 23
reproductive cells Answer: germ cells
cells total hereditary endowment of DNA Answer: genome
DNA is complexed with proteins called Answer: histones
__ forms chromosomes Answer: chromatin
length of cell cycle varies from Answer: 10-30 hours
G1 Answer: growth
S Answer: replication
G2 Answer: preparation for division
function of mitosis Answer: separate genetic info into 2 quantities
© 2025 All rights reserved
,2
organize microtubules of spindle apparatus Answer: centrosomes
region where chromatids are held together Answer: centromere
protein structure on chromatids where spindle microtubules attach
Answer: kinetochore
kinetochore is located at the __ region Answer: centromere
interphase has __ nucleus Answer: 1
interphase has __ chromosomes, each consisting of __ chromatid(s)
Answer: 46, 1
prophase has __ nucleus Answer: 1
prophase has __ chromosomes, each consisting of __ chromatid(s)
Answer: 46, 2
telophase has __ nucleus Answer: 2
t/f: cell cycle includes both interphase and mitosis Answer: true
t/f: interphase is much longer and complicated than mitosis Answer:
true
© 2025 All rights reserved
, 3
__ phase of cell cycle is the key phase in controlling cell division
Answer: G1
determines whether cell divides Answer: restriction point of G1
stimulates other cells to divide Answer: growth factor
says that crowded cells usually stop dividing Answer: density
dependent inhibition
a single individual is the sole parent and passes on all of its genes
directly to its offspring Answer: asexual reproduction
group of genetically identical individuals Answer: clone
t/f: no multicellular organisms can reproduce asexually Answer: false,
some can
the only possible differences between the parent and offspring will be
via __ Answer: mutations
much greater genetic variation results from __ reproduction compared
to __ reproduction Answer: sexual, asexual
karyotype organizes chromosomes according to Answer: number, size,
type
© 2025 All rights reserved
