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C11 Mitosis Practice

Total questions: 50

Worksheet time: 42mins

Name
Class
Date
1.

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.

2.

Structure labeled (c) in the diagram is a ____.

a)

chromosome

b)

chromatid

c)

centromere

d)

centriole

3.

The process by which the nuclear material is divided equally between two new cells

a)

mitosis

b)

cancer

c)

spindle

d)

centromere

4.

Name the phase:

a)

Anaphase

b)

Telophase

c)

Metaphase

d)

Prophase

5.

The organelle that helps in cell division and produces spindle fibers.

a)

Chromosome

b)

Centriole

c)

Cytoplasm

d)

Chloroplast

6.

The stages of mitosis in order

a)

Metaphase, Anaphase, Prophase, Telophase

b)

Prophase, Anaphase, Metaphase, Telophase

c)

Prophase, Metaphase, Anaphase, Telophase

d)

Anaphase, Prophase, Telophase, Metaphase

7.

In mitosis, the two resulting cells are

a)

different from the starting cell and identical to each other.

b)

different from the starting cell and different from each other.

c)

identical to the starting cell and different from each other.

d)

identical to the starting cell and identical to each other.

8.
The time between cell divisions in the life cycle of the cell is called
a)
anaphase
b)
interphase
c)
prophase
d)
metaphase
9.

What process does a multi-cellular organism use to replace its damaged body cells?

a)

mitosis

b)

meiosis

c)

replication

d)

transcription

10.
Which of the following is NOT occuring during interphase?
a)
Cell growth
b)
DNA being copied
c)
DNA condensing
d)
Two new cells are made
11.
In which phase does the cell spend most of it's life?
a)
Interphase
b)
Nuclear Division
c)
Telophase
d)
Mitosis
12.
Sister chromatids are pulled apart
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
13.

New nuclear membrane forms, chromatids unwind

a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
14.
Which two phases make up M phase?
a)
Mitosis and Cytokinesis
b)
Interphase and Cytokinesis
c)
Cytokinesis and Interphase
d)
Interphase and Mitosis
15.
Bacteria divide by a process known as
a)
Interphase
b)
Mitosis
c)
Meiosis
d)
Binary Fission
16.

When a plant cell goes through cell division, _____________.

a)

the 2 new nuclei are separated by the cell membrane pinching off.

b)

4 new cells are formed

c)

a cell plate forms, dividing the 2 new nuclei

d)

None of the above

17.

In which type of cell would a scientist observe mitosis?

a)

plant cell

b)

animal cell

c)

both plant and animal cells

d)

neither type of cell

18.

After mitosis, each of the two daughter cells have 25 chromosomes. How many chromosomes did the mother cell have?

a)

25

b)

50

c)

75

d)

15

19.

Which of these stages are not part of interphase?

a)

M

b)

G1

c)

G2

d)

S

20.

A cell that undergoes binary fission does not have a nucleus.

a)

True

b)

False

21.

Cells are limited in size by

a)

DNA.

b)

S phase.

c)

G1 phase.

d)

G1 and G2 phases.

22.

The area of the chromosome where chromatids are connected.

a)

centrioles

b)

centromere

c)

spindle

d)

telomere

23.

Molecules responsible for speeding up, slowing down, starting and stopping the cell cycle.

a)

glucose

b)

lipids

c)

proteins

d)

carbohydrates

24.

The image shows which phase of mitosis?

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

25.
Name the phase:
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
26.
Name the phase:
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
27.
What stage does this describe?
-Organelles are replicated
-DNA is replicated
-Cells grow and prepare to divide
a)
Prophase
b)
Metaphase
c)
Interphase
d)
Anaphase
28.
During what stage does the G1, S and G2 phases happen?
a)
Interphase
b)
M phase
c)
Mitosis
d)
Cytokinesis
29.

How many chromosomes do humans have?

a)

46

b)

23

c)

46 pair

d)

23 pair

30.

Which phase is the splitting of the nucleus?

a)

Mitosis

b)

Cytokinesis

c)

Interphase

31.

Which of the following explains why cells are small?

a)

they belong to small organisms

b)

not enough mitochondria

c)

DNA limits cell size.

d)

surface area-to-volume ratio

32.

Which of the following can result from uncontrolled cell division?

a)

tumor

b)

cancer

c)

an over-production (surplus) of nutrients

d)

loss of cells

33.

Classification of a cell that does not divide or specialize; it may die

a)

Apoptosis

b)

Progenitor cell

c)

Stem cell

d)

Daughter cell

34.

What is this picture of?

a)

Chromosomes

b)

Chromatids

c)

Chromatin

d)

Centromeres

35.
Why would it be important to replicate DNA before a cell divides in mitosis or meiosis?
a)
In order for genetic information to be transferred into daughter cells.
b)
In order for the cell to be able to increase in size.
c)
In order for the DNA to be contained in the nucleus.
d)
In order for the cell to re-order the DNA sequencing in the new cells.
36.

Centrioles form _______ during Prophase

a)

Spindle Fibers

b)

Chromosomes

c)

Sister Chromatids

d)

Chromatin

37.

What stage of the cell cycle is this?

a)

Interphase G1

b)

Cytokinesis

c)

Telophase

d)

Prophase

38.
Interphase has 3 stages; G1, S, and G2.  What happens during synthesis?
a)
Cells grow and carry out normal functions
b)
Cells copy organelles and prepare for a critical checkpoint
c)
The cell splits into two new daughter cells
d)
The cell makes a copy of its DNA
39.

What must occur before a cell can proceed to mitosis from the gap 2 stage of the cell cycle?

¿Qué debe ocurrir antes de que una célula pueda pasar a la mitosis desde la etapa gap 2 del ciclo celular?

a)

the cell triples its DNA / la célula triplica su DNA

b)

undergo cytokinesis / someterse a citocinesis

c)

go through a full cell cycle / pasar por un ciclo celular completo

d)

pass a critical checkpoint / pasar un punto de control crítico

40.

A ________________is a critical point where stop and go signals can regulate the cycle

a)

tumor

b)

checkpoint

c)

growth factor

d)

oncogene

41.

Apoptosis is

a)

programmed cell death

b)

mysterious cell death

c)

programmed cellular mutation

d)

mysterious cellular mutation

42.
Which of the following describes the purpose of the mitosis cell cycle?
a)
To make more of the same cells.
b)
For growth and repair.
c)
To prevent the cell from becoming too large.
d)
All of the above.
43.

What is the difference between benign and malignant tumors?

a)

Malignant tumors are non-cancerous and do not spread.

b)

Benign tumors are cancerous and can spread.

c)

Benign tumors are non-cancerous and do not spread, while malignant tumors are cancerous and can spread.

d)

Benign tumors are more aggressive than malignant tumors.

44.

What is the role of cyclins in regulating the cell cycle?

a)

Cyclins regulate the cell cycle by activating cyclin-dependent kinases (CDKs).

b)

Cyclins regulate the cell cycle by promoting apoptosis.

c)

Cyclins have no role in regulating the cell cycle.

d)

Cyclins inhibit cyclin-dependent kinases (CDKs).

45.
When it occurs at the proper time, programmed cell death (apoptosis)
a)
will disrupt homeostasis
b)
may cause defective genetic info to be passed to the next generation of cells
c)
is an important regulatory process that maintains the health of a multicellular organism
d)
can contribute to the development of cancer
46.

This picture shows which process? (IPMAT)

a)

mitosis

b)

meiosis

c)

the cell cycle

47.

This cell photo was taken during a phase that has 2 checkpoints

a)
b)
c)
d)
48.

How do prokaryotic cells divide?

a)

By mitosis

b)

By meiosis

c)

By budding

d)

By binary fission

49.

During Cell Division only some Chromosomes Divide? T/F?

a)

True

b)

False

50.

Cancer cells gain the ability to migrate to other parts of the body, a process called metastasis, T/F?

a)

True

b)

False

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