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WorksheetsCell Growth & Reproduction - Chp 10
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
Which event occurs during interphase?
a)
cytoplasm divides
b)
DNA replicates
c)
spindle fibers form
d)
centromeres divide
2.
In the figure shown, what is structure A?
a)
centrioles
b)
spindle fibers
c)
nucleus
d)
Golgi apparatus
3.
If cells are removed from tissue, then new cells later fill in that space and stop divinding, it's an example of
a)
random cell mutations
b)
contact inhibition
c)
carcinogenic exposure
d)
surface area: volume ratio rule
4.
Cancer affects
a)
humans only
b)
unicellular organisms only
c)
multicellular organisms only
d)
multicellular and unicellular organisms
5.
The rate at which wastes are removed by a cell partially depends on the cell's
a)
ratio of surface area to volume
b)
type of membrane
c)
DNA
d)
mutations
6.
Compared to small cells, large cells have more trouble
a)
dividing
b)
producing daughter cells
c)
storing needed materials and waste products
d)
moving needed materials in and waste products out
7.
Which of the following explains why normal cells covering a petri dish tend to stop dividing?
a)
the cells lack cyclin
b)
the petri dish inhibits growth
c)
contact with other cells stops cell growth
d)
most cells grown in petri dishes have a defective p53 gene
8.
In the picture shown, what role does structure A play in mitosis?
a)
replicate DNA
b)
increase cell volume
c)
help the cell divide and organize the spindle
d)
dissolve the nuclear envelope
9.
An advantage of asexual reproduction over sexual reproduction is
a)
all organisms survive in a changing environment
b)
all organisms survive in a stable environment
c)
all organisms show a variety of traits
d)
organisms spend energy finding a mate
10.
What is cell differentiation?
a)
cells remaining unspecialized and keep dividing
b)
cells undergoing cell division
c)
skin cells turning into stem cells
d)
cells becoming specialized
11.
Which diagram shows cancer cells and why?
a)
A, b/c the cells are very large
b)
B, b/c the cells are uniform
c)
A, b/c the cells are dividing despite contact inhibition
d)
B, b/c the cells are dividing despite contact inhibition
12.
What is the difference between chromatids and chromatin?
a)
chromatin is useable, unwound DNA
b)
chromatids are useable, unwound DNA
c)
chromatin is the condensed form of DNA for division
d)
There are 4 chromatids in one chromosome
13.
What is the correct structure and function of letter B in the diagram?
a)
centrioles - make spindles
b)
spindle fibers - help divide chromosomes
c)
centromere - hold chromatids together
d)
chromosome - hold DNA/genes
14.
Embryonic stem cells have the potential to do which of the following?
a)
treat diseases like diabetes and Parkinson's
b)
repair damaged organs like livers and hearts
c)
produce nerve cells/neurons to help a person w/ paralysis
d)
all of the above
15.
Name the phase of mitosis shown.
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
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