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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
they must exchange genes
C
They must divide in half
D
nothing
2) What is the purpose of mitosis?
A
to make 2 cells that are genetically the same as the original cell
B
to make cells that have half the number of chromosomes as the original cell
C
to cause a DNA mutation
D
to cause cancer
3) During mitosis the chromosomes ....
A
line up in the middle of the cell
B
dinsintegrate
C
go away
D
have DNA mutations
4) If the original cell has 46 chromosomes, how many chromosomes will the 2 resulting cells have after mitosis?
A
4
B
46
C
23
D
2
5) Which type of cell is not formed by mitosis?
A
muscle
B
skin
C
hair
D
sperm and egg
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
disintegrate
D
exchange genes
7) The chances of getting cancer can be increased by all of the following EXCEPT
A
Xrays
B
UV rays
C
vegetables
D
certain chemicals in smoke
8) Cancer is a word that means
A
cells grow too much
B
uncontrolled cell division
C
cells get too big
D
cell death
9) Stem cells are ......
A
cancer cells
B
muscle cells
C
cells that aren't specialized yet
D
reproductive cells
10) Cancer can be caused by...
A
Mutation to a gene on a chromosome
B
a bacteria
C
the flu
D
meiosis
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 fight off the flu
C
they can be used for vaccinations
D
they can cause cancer
12) Mitosis causes a persons body to
A
grow larger in size
B
grow another head
C
make offspring
D
form cancer
*select an answer for all questions
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