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Mitosis, Stem Cells, And Cancer
Test Description: Exam review
Instructions: Answer all questions to get your test result.
1) What must happen to chromosomes before mitosis begins?
A
the DNA must make a copy
B
nothing
C
they must exchange genes
D
They must divide in half
2) What is the purpose of mitosis?
A
to cause cancer
B
to make 2 cells that are genetically the same as the original cell
C
to cause a DNA mutation
D
to make cells that have half the number of chromosomes as the original cell
3) During mitosis the chromosomes ....
A
go away
B
dinsintegrate
C
have DNA mutations
D
line up in the middle of the cell
4) If the original cell has 46 chromosomes, how many chromosomes will the 2 resulting cells have after mitosis?
A
2
B
4
C
46
D
23
5) Which type of cell is not formed by mitosis?
A
muscle
B
sperm and egg
C
skin
D
hair
6) During mitosis the sister chromatids
A
all end up on one of the two cells
B
get pulled apart to opposite sides of the cell
C
exchange genes
D
disintegrate
7) The chances of getting cancer can be increased by all of the following EXCEPT
A
Xrays
B
vegetables
C
certain chemicals in smoke
D
UV rays
8) Cancer is a word that means
A
cells grow too much
B
cell death
C
cells get too big
D
uncontrolled cell division
9) Stem cells are ......
A
cells that aren't specialized yet
B
reproductive cells
C
cancer cells
D
muscle cells
10) Cancer can be caused by...
A
a bacteria
B
meiosis
C
the flu
D
Mutation to a gene on a chromosome
11) Scientists and doctors are interested in some stem cells because
A
they have the potential to become any type of cells
B
they can be used for vaccinations
C
they can cause cancer
D
they can fight off the flu
12) Mitosis causes a persons body to
A
grow larger in size
B
grow another head
C
form cancer
D
make offspring
*select an answer for all questions
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