WorksheetsStem Cells
Total questions: 20
Worksheet time: 12mins
Name
Class
Date
1.
Which stem cells have the most potency?
a)
Multipotent
b)
Pluripotent
c)
Totipotent
d)
Unipotent
2.
Stem cells are
a)
cells that grow uncontrollably
b)
undifferentiated and can be any type of cell
c)
never go through cell division
d)
only found in embryos
3.
Stem cells can be obtained from
a)
embryos
b)
some adult tissues
c)
umbilical cord blood
d)
all of the above
4.
Why is using umbilical cord blood beneficial?
a)
immune compatible
b)
can be stored & used later
c)
contains stem cells
d)
all of the above
5.
What does "pluripotent" mean?
a)
able to divide and make many different types of cells
b)
not able to divide
c)
can only divide and make one cell type
d)
if it divides, it will make a cancerous tumor
6.
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
7.
Why might stem cell research lead to a cure for diabetes?
a)
Use stem cells to grow pancreas cells that make insulin
b)
Use stem cells to make babies that do not have diseases
8.
What are iPS cells, and what do they mean to stem cell research?
a)
Induced purpose stem cells, mean embryo cells were made into adult-like cells
b)
Induced purpose stem cells, mean adult cells were reversed to baby cells
c)
Induced pluripotent stem cells, mean adult cells were made into embryo-like cells
d)
Induced pluripotent stem cells, mean cells were totipotent and are now pluripotent
9.
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
10.
What do haematopoietic stem cells give rise to?
a)
Any cell type
b)
All muscle cells
c)
All blood cells
d)
All brain cells
11.
Medical research involving stem cells is important for ...
a)
To test the effectiveness of new drugs
b)
The generation of cells and tissues that can be used in cell based therapies
c)
To understand the consequences of turning genes off and on
d)
All of the above
12.
The developing embryo forms a gastrula with 3 distinct layers endoderm, mesoderm and ectoderm. These are known as ...
a)
Dermal layer
b)
Epiderm layer
c)
Zygoderm layer
d)
Germ layer
13.
Endoderm gives rise to
a)
Cells of the digestive system
b)
Neurons of the brain
c)
Red blood cells
d)
Cardiac muscle cells
14.
Mesoderm gives rise to ...
a)
Cells of the digestive system
b)
Neurons of the brain
c)
Red blood cells
d)
Cells of the lung
15.
Ectoderm gives rise to ..
a)
Cells of the digestive system
b)
Neurons of the brain
c)
Red blood cells
d)
Cells of the lung
16.
There are 3 stages of prenatal development. The correct order is ...
a)
embryo, zygote, foetus
b)
foetus, zygote, embryo
c)
zygote, foetus, embryo
d)
zygote, embryo, foetus
17.
Thalidomide was a drug given to pregnant women to counteract the effects of morning sickness. It caused congenital malformations such as the absence of limbs. When would it have been the most dangerous time to take Thalidomide?
a)
Weeks 3-4
b)
Weeks 5-6
c)
Weeks 7-8
d)
Weeks 9-10
18.
Stem cells are removed from the inner mass of a developing cell. What is this called?
a)
Granula
b)
Blastocyst
c)
Morula
d)
Zygote
19.
iPS stem cells are derived from ....
a)
Embryonic SC
b)
IVF embryos
c)
Blastocysts
d)
Adult somatic cells
20.
Advantages of embryonic stem cells over Adult and iPS stem cells are;
a)
Cell can divide indefinitely
b)
Cells can
differentiate into any type
c)
Can grow
large quantities
d)
All of the above
100 %
