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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
nothing
B
they must exchange genes
C
the DNA must make a copy
D
They must divide in half
2) What is the purpose of mitosis?
A
to make 2 cells that are genetically the same as the original cell
B
to cause a DNA mutation
C
to make cells that have half the number of chromosomes as the original cell
D
to cause cancer
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
23
B
4
C
2
D
46
5) Which type of cell is not formed by mitosis?
A
sperm and egg
B
hair
C
muscle
D
skin
6) During mitosis the sister chromatids
A
get pulled apart to opposite sides of the cell
B
disintegrate
C
all end up on one of the two cells
D
exchange genes
7) The chances of getting cancer can be increased by all of the following EXCEPT
A
UV rays
B
certain chemicals in smoke
C
Xrays
D
vegetables
8) Cancer is a word that means
A
cells grow too much
B
cells get too big
C
cell death
D
uncontrolled cell division
9) Stem cells are ......
A
reproductive cells
B
cancer cells
C
cells that aren't specialized yet
D
muscle cells
10) Cancer can be caused by...
A
meiosis
B
Mutation to a gene on a chromosome
C
a bacteria
D
the flu
11) Scientists and doctors are interested in some stem cells because
A
they can fight off the flu
B
they can be used for vaccinations
C
they can cause cancer
D
they have the potential to become any type of cells
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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