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WorksheetsThe Cell Cycle and Cancer (H Bio)
Total questions: 55
Worksheet time: 48mins
Name
Class
Date
1.
What is the longest phase of the cell cycle?
a)
Prophase
b)
Interphase
c)
Cytokinesis
d)
Metaphse
2.
Mitosis results in the formation of...
a)
Two identical cells with all of the original chromosomes
b)
Two different cells with half of the original chromosomes
c)
Four identical cells with all of the original chromosomes
d)
Four different cells with half of the original chromosomes
3.
Which phase of the cell cycle is #1?
a)
Interphase
b)
Prophase
c)
Anaphase
d)
Metaphase
4.
Which phase of the cell cycle is #2?
a)
Interphase
b)
Prophase
c)
Anaphase
d)
Metaphase
5.
Which phase of the cell cycle is #3?
a)
Interphase
b)
Prophase
c)
Anaphase
d)
Metaphase
6.
Which phase of the cell cycle is #4?
a)
Interphase
b)
Prophase
c)
Telophase
d)
Metaphase
7.
Which phase of the cell cycle is #5?
a)
Interphase
b)
Prophase
c)
Telophase
d)
Metaphase
8.
What is the correct order of the phases of mitosis?
a)
Prophase
Anaphase
Metaphase
Telophase
Anaphase
Metaphase
Telophase
b)
Prophase
Metphase
Anaphase
Telophase
Metphase
Anaphase
Telophase
c)
Interphase
Cytokinesis
Metaphase
Prophase
Cytokinesis
Metaphase
Prophase
d)
Interphase
Prophase
Metphase
Telophase
Prophase
Metphase
Telophase
9.
What is the purpose of mitosis?
a)
To increase the surface area of a cell
b)
To allow cells to divide for growth, repair, and renewal
c)
For increasing genetic variation within a species
d)
To allow for DNA replication and protein synthesis
10.
During interphase, what important step must occur for mitosis to happen correctly?
a)
Cytoplasm & Cell membrane must separate
b)
Chromosomes must line up at opposite poles
c)
Spindle fibers must make the centrioles
d)
DNA must replicate and twist to form chromosomes
11.
What phase occurs directly after mitosis and is when the cell is completely divided into two new cells?
a)
Interphase
b)
Anaphase
c)
Cytokinesis
d)
Metaphase
12.
What happens during the S phase?
a)
A checkpoint over the connection of the spindle fibers
b)
The cell grows
c)
DNA is replicated
d)
The cell enters the G0 phase
13.
Which of the following phases is not included in interphase?
a)
G1
b)
S
c)
G2
d)
M
14.
Pairs of similar chromosomes are called...
a)
chromosomes
b)
homologous chromosomes
c)
cytokinesis
d)
DNA
15.
During cytokinesis in plant cells...
a)
the cell wall breaks.
b)
a cell plate forms, and the cell splits in two.
c)
a cell plate forms inside the two new cells.
d)
the cell loses some of its DNA.
16.
the uncontrolled division of cells that results in malignant growth
a)
tissues
b)
cancer
c)
mitosis
d)
anaphase
17.
DNA is replicated during ______ of the cell cycle.
a)
G1
b)
S
c)
G2
d)
G0
18.
Which of the following is NOT a reason we need mitosis.
a)
Growth
b)
Recovering from injuries
c)
Replacement of dead cells
d)
Sexual reproduction
19.
In which stage of the cell cycle is the cell preparing for division?
a)
G1
b)
S
c)
G2
d)
M
20.
Which of the following shows the correct sequence of the cell cycle?
a)
Mitosis-> G1->S->G2->cytokinesis
b)
S->G1-> G2-> mitosis-> cytokinesis
c)
cytokinesis->mitosis->G1->S->G2
d)
G1->S->G2->mitosis->cytokinesis
21.
An abnormal mass of cancer cells is called a
a)
tumor
b)
cyst
c)
lesion
d)
polyp
22.
Any substance that is known to cause cancer is called a
a)
carcinogen
b)
nicolyte
c)
pathogen
d)
retrovirus
23.
Metastasis is
a)
the spread of cancer from one part of the body to another.
b)
the growth of tumors in the lungs
c)
cancer of the blood cells
d)
cancer that is found in connective tissues
24.
Cancer creates abnormal cells by disrupting
a)
the cell cycle
b)
red blood cell formation
c)
DNA replication
d)
ATP synthesis
25.
The causes of cancer may include which of the following?
a)
chemical carcinogens
b)
UV radiation
c)
inheritance
d)
all of these
26.
A ________________ is a critical point where stop and go signals can regulate the cell cycle
a)
tumor
b)
checkpoint
c)
mitotic index
d)
carcinogen
27.
The mitotic index shows.....
a)
the percentage of cells in a sample that are undergoing mitosis
b)
the percentage of cells in a sample that are undergoing meiosis
c)
the percentage of cells in a sample that have cancer
d)
the percentage of cells in a sample that are in apoptosis
28.
If a sample of 600 cells has 90 cells in some stage of mitosis, the mitotic index would be....
a)
6.67%
b)
15%
c)
66.7%
d)
0.15%
29.
Which cells are more efficient at obtaining nutrients?
a)
Small Cells
b)
Medium Size Cells
c)
Large Cells
d)
X-Large Cells
30.
Which cells are more efficient at getting rid of waste?
a)
Small Cells
b)
Medium Size Cells
c)
Large Cells
d)
X-Large Cells
31.
As cell size increases, its surface area to volume ratio usually
a)
Increases
b)
Decreases
32.
As cell size decreases, its surface area to volume ratio usually
a)
Increases
b)
Decreases
33.
Fruit fly body cells have 8 chromosomes. After mitosis, you would expect a resulting fruit fly daughter cell to have ...
a)
16 chromosomes.
b)
46 chromosomes.
c)
8 chromosomes.
d)
4 chromosomes.
34.
Structure B is pointing to the _____.
a)
chromosome
b)
centromere
c)
DNA
d)
chromatid
35.
Structure C is pointing to one ____.
a)
sister chromatid
b)
chromosome
c)
centromere
d)
gene
36.
How many chromosomes are normally found in human body cells?
a)
46
b)
23
c)
26
d)
44
37.
What is the two daughter strands of replicated chromatin that are condensed into two rod shaped structures and connected by a centromere called?
a)
DNA
b)
chromatin
c)
chromatid
d)
chromosome
38.
The following describes __________ during mitosis. The chromatin condenses and spindle fibers form at each side of the cell. The nuclear membrane breaks apart.
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
39.
The following describes ________ during mitosis. The chromosomes line up along the center of the cell and the spindle fibers attach to each chromosome at the centromere.
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
40.
The following describes _________ during mitosis. The spindle fiber splits the centromere and the chromatids move to opposite sides of the cell.
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
41.
What is it called when a sperm and egg meet?
a)
meiosis
b)
fertilization
c)
cell division
d)
mitosis
42.
Which process and type of resulting cells are represented?
a)
mitosis, gametes
b)
mitosis, body cells
c)
meiosis, gametes
d)
meiosis, body cells
43.
The chromosomes that pair up during meiosis, are called __________ chromosomes.
a)
homozygous
b)
asexual
c)
homologous
d)
genes
44.
A male shark has 40 chromosomes in each of its sex cells. How many would be present in its body cells?
a)
20
b)
40
c)
80
d)
160
45.
Which letter(s) in the diagram correspond to cells that are haploid?
a)
A
b)
B
c)
C
d)
A and B
46.
Compared to the number of chromosomes contained in a body cell, how many chromosomes would normally be contained in a gamete?
a)
The same number
b)
One-fourth as many
c)
Twice as many
d)
Half as many
47.
What causes genetic variation in meiosis?
a)
chromosomes lining up
b)
crossing over of chromosomes
c)
separation of chromosomes
d)
chromosomes pulling apart
48.
What do experts say is the most common form of Down Syndrome?
a)
Trisomy 47
b)
Trisomy 46
c)
Trisomy 21
d)
Trisomy 23
49.
Females have ____ and males have _____ chromosomes.
a)
XX, XY
b)
XY, XX
c)
XX, XX
d)
XY, XY
50.
What is this?
a)
Trisomy 13
b)
Monosomy 21
c)
47, XXY
d)
Trisomy 21
51.
Diploid Cells are represented by
a)
2n
b)
n
c)
4n
d)
1/2 n
52.
Which of the following cells is a gamete?
a)
egg
b)
bone
c)
heart
d)
muscle
53.
When does replication of chromosomes occur in animal cell meiosis?
a)
Before Meiosis I and Meiosis II
b)
Before Meiosis II Only
c)
Before Meiosis I Only
d)
During Prophase I and Prophase II
54.
In sexual reproduction, chromosome reduction is necessary to ___.
a)
ensure that all offspring have the correct diploid number of chromosomes
b)
ensure that all offspring have the correct haploid number of chromosomes
c)
ensure that all daughter cells are identical
55.
Which statement correctly describes meiosis?
a)
cells divide only once
b)
meiosis does not occur in reproductive cells
c)
the cells produced at the end of meiosis are genetically identical to the parent cell
d)
The cells produced at the end of meiosis contain half the number of chromosomes as the parent cell
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