Cell Cycle Question Preview (ID: 4800)
Interphase, Mitosis, Cell Regulation.
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In which stage do the chromatids get broken apart and pulled to opposite ends?
a) anaphase
b) metaphase
c) prophase
d) telophase
Why is the synthesis stage of interphase called synthesis?
a) because DNA is being copied
b) because chromosomes come together
c) becuase it combines several smaller stages into one
d) becuase protein is being used
What has occured by the end of prophase
a) nuclear membrane has dissapeared
b) spindle fibers have attached to centromere
c) cell membrane has begun to pinch in
d) sister chromatids are seperated
A cell has 24 chromosomes. How many chromosomes will each daughter cell have?
a) 24
b) 12
c) 48
d) 6
The cell cycle is regulated by
a) cyclins
b) hormones
c) sugars
d) enzymes
Cancer cells can reproduce rapidly because they
a) spend less time in interphase
b) undergoes mitosis faster
c) are smaller than normal cells
d) bypass interphase
Cancer is caused by
a) mutation/damage to cell
b) cell-membrane damage
c) metabolic poisoning
d) immune-system damage
What is the role of cyclin-dependent kinases in the cell cycle
a) they initiate various stages of the cell cycle
b) cause chromosomes to condense
c) provide energy to spindle fibers
d) stop cell cycle
DNA replication occurs during
a) interphase
b) anaphase
c) metaphase
d) telophase
The typical growth period of a cell ocurs during which stage of the cell cylce?
a) G1
b) Synthesis
c) cytokinesis
d) mitosis
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