WorksheetsStem Cells, Differentiation, Hormones
Total questions: 40
Worksheet time: 36mins
Name
Class
Date
1.
Stem cells can be obtained from
a)
embryos
b)
some adult tissues
c)
umbilical cord blood
d)
all of the above
2.
What is the difference between embryonic stem cells and adult stem cells?
a)
Embryonic stem cells can differentiate into more cell types than adult stem cells
b)
Adult stem cells are pluripotent, just like embryonic stem cells
c)
Adult stem cells can differentiate into more cell types than embryonic stem cells
d)
Adult stem cells grow bigger than embryonic stem cells
3.
Adult stem cells can also be referred to as
a)
somatic stem cells
b)
embryonic stem cells
c)
starter cells
d)
IPS cells
4.
neural stem cells from the brain can differentiate into which types of cell
a)
only specialized brain cells
b)
specialized brain cells and specialized skin cells
c)
all types of specialized cells
d)
only specialized blood cells
5.
stem cells are defined as
a)
a cell that has the ability to divide only once and stay the same as other kinds of cells
b)
A cell that has the ability to continuously divide and differentiate into various other kinds of cells/tissues
c)
any cell of a living organism other than the reproductive cells
d)
a cell that contains a nucleus surrounded by a membrane and whose DNA is bound together by proteins
6.
What process best explains how muscle cells and nerve cells can develop from the same fertilized egg?
a)
genetic engineering
b)
survival of the fittest
c)
differentiation
d)
selective breeding
7.
Which best explains why muscle cells are different from blood cells?
a)
Muscle cells are produced by the brain, but blood cells are produced by the heart.
b)
Different genes are activated in muscle cells than in blood cells.
c)
Muscles cells experience different environmental influences than blood cells.
d)
A mutation occurs during the development of muscle cells but not in blood cells.
8.
Which of the following is NOT TRUE about somatic cells?
a)
They have a complete set of chromosomes
b)
They have chromosomes which come in pairs
c)
Skin cells and liver cells would be examples
d)
Sperm cells and egg cells would be examples
9.
Which best explains why bone marrow cells are a good example of adult stem cells?
a)
They aren't. Bone marrow cells are embryonic stem cells.
b)
Bone marrow cells are multipotent and can only become red blood cells, white blood cells, and platelets.
c)
Bone marrow cells have the potential to become every type of cell in the body.
d)
Bone marrow cells are only found in humans 18 and over.
10.
What do stem cells have to do with clones?
a)
Stem cells can divide and differentiate and grow into a clone
b)
Clones can be grown from stem cells
c)
Both choices are correct
d)
None of these choices are correct
11.
Name the previous phase.
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
12.
The diagram shows the process of cell specialization from a single stem cell. Which of the following statements is true about the process of specialization.
a)
Specialized cells (blood, skin, nervous etc) cannot be produced from a single stem cell
b)
Specialized cells are produced immediately following fertilization
c)
Even though all the cells in an organism come from one single cell, they can specialize into different cell types
d)
Sincce all the cells in an organism come from one single cell, they must all have the same structure and function
13.
How do stem cells know what type of cells to differentiate into?
a)
The nucleus has instructions to turn some genes on and some genes off
b)
Signals from chemicals in the organism or from the environment determine which genes will be turned on and off
c)
Genes turn on and off randomly
d)
The cell has unique DNA that determines what the cell will become.
14.
What is the purpose of cell division?
a)
infection
b)
growth
c)
repair
d)
growth and repair
15.
The longest phase of the cell cycle
a)
prophase
b)
interphase
c)
metaphase
d)
mitosis
16.
Using carbon dioxide and water to create glucose and oxygen is
a)
photosynthesis
b)
respiration
c)
diffusion
d)
osmosis
17.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + glucose
b)
CO2 + glucose + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + glucose
d)
CO2 + O2 + H2O --> Light+ glucose
18.
The overall equation for cellular respiration is:
a)
C6H12O6 + energy -> 6CO2 + 6H2O + energy
b)
CH2O + O2 -> CO2 + 6H2O + energy
c)
C6H12O6 + 6O2 -> 6CO2 + 6H2O + energy
d)
C6H12O6 + 6CO2 -> 6O2 + 6H2O + energy
19.
This type of cell sends messages throughout the body in the form of electrical impulse.
a)
nerve cell
b)
sperm cell
c)
muscle cell
d)
skin cell
20.
This type of cell is found in males and is responsible for reproduction.
a)
sperm cell
b)
egg cell
c)
muscle cell
d)
nerve cell
21.
This type of cell fights infection.
a)
red blood cell
b)
platelet
c)
white blood cell
d)
antibacterial cell
22.
In what way is the DNA of a nerve cell different from the DNA of a muscle cell?
a)
The DNA is the same but each cell contains different genes
b)
The DNA is the same but different genes are turned on and turned off in each cell
c)
The DNA is different, but the same genes are turned on and off in each cell
d)
The DNA is different, but each cell contains the same genes
23.
This type of cell carries oxygen throughout the body.
a)
gamete
b)
platelet
c)
white blood cell
d)
red blood cell
24.
Compared to the parent cell after mitosis, daughter cells are -
a)
differentiated
b)
more motile
c)
less specialized
d)
genetically identical
25.
All of the cells in a person's skin, liver, heart, and kidneys contains the exact same -
a)
genes
b)
energy needs
c)
set of proteins
d)
number of atoms
26.
What is cancer?
a)
Uncontrolled cell growth, leading to a tumor
b)
When cells grow normally
c)
A virus
d)
A bacteria
27.
What biomolecule is DNA/RNA?
a)
Nucleic Acids
b)
Carbohydrate
c)
Lipid
d)
Protein
28.
All our cells, except sex cells like eggs or sperm, have ___________ DNA
a)
different
b)
similar
c)
exactly the same
d)
half the amount of
29.
The order of nucleotides is important for
a)
making lipids
b)
making carbohydrates
c)
making proteins
d)
making nucleic acids
30.
Mitosis only occurs in eukaryotes. Mitosis does not occur in prokaryotes because they lack -
a)
nuclei
b)
ribosomes
c)
proteins
d)
cell membranes
31.
A goldfish has 102 chromosomes in each body cell. How many chromosomes will be in each daughter cell after mitosis?
a)
51
b)
76
c)
98
d)
102
32.
Using your knowledge of root words, if a cell is "multi-nucleated', what would be TRUE about it?
a)
It has more than one nucleus.
b)
It has one giant nucleus.
c)
It has many cell parts.
d)
It has tiny cell parts.
33.
Which of these statements are NOT true about stem cells?
a)
Stem cells have the potential to be helpful in treating many diseases.
b)
Embryonic stem cells are pluripotent cells taken from a 5-day-old human embryo.
c)
Stem cells are only found in human embryos.
d)
Stem cells are undifferentiated cells that can help regenerate damaged tissues.
34.
What is the name for cells that do not have nucleus?
a)
eukaryotic
b)
prokaryotic
c)
stem cells
d)
none of these
35.
Which is a disadvantage of asexual reproduction?
a)
It takes longer than sexual
b)
It is more complicated than sexual
c)
It produces no variety in offspring
d)
It cannot produce as many offspring as sexual
36.
How does cancer spread to other parts of the body?
a)
Cancerous cells get into the circulatory system (blood, lymph)
b)
Cancerous cells cannot spread, they just develop in all parts of the body
c)
Cancerous cells are carried by bacteria and viruses to other parts of the body
d)
None of these
37.
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
38.
This cell structure's function is to make ATP from glucose and oxygen during cellular respiration. BOTH plant and animal cells.
a)
mitochondria
b)
chloroplast
c)
DNA
d)
cell membrane
39.
The muscular, skeletal, and nervous systems work together the most when
a)
you run the mile in P.E.
b)
your cells do cellular respiration to make ATP
c)
you fight off an infection or illness
d)
you get rid of waste
40.
Which cellular process takes place in the ribosomes that are bound to the endoplasmic reticulum?
a)
The breakdown of waste material
b)
The conversion of radiant energy to glucose
c)
The synthesis of new proteins
d)
The replication of nucleic acids
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