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Bio 4A - Identify the parts of a prokaryotic and a eukaryotic cell (Chapter 8)

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 
What do electron microscopes use to focus and magnify an image?
a.
X rays
c.
glass lenses
b.
light
d.
electromagnets
 

 2. 
Who concluded that all plants are made of living cells?
a.
Hooke
c.
Schleiden
b.
Schwann
d.
Virchow
 

 3. 
Chitin is a component of _____ cell walls.
a.
bacterial
c.
fungus
b.
plant
d.
all of these
 

 4. 
The term least closely related to the others is _____.
a.
microfilament
c.
cytoskeleton
b.
microtubule
d.
cell juncture
 

 5. 
Which of the following structures is the most complex?
a.
organ
c.
tissue
b.
organ system
d.
cell
 

 6. 
One advantage of electron microscopes over light microscopes is their _____.
a.
higher magnification
c.
size
b.
use of live specimens
d.
two-dimensional image
 

 7. 
A major difference between a compound light microscope and a transmission microscope is that a light microscope image _____.
a.
uses magnet lenses
b.
can be made from living, unstained materials
c.
requires thin slices
d.
allows you to see fine detail of organelles
 

 8. 
In a chloroplast, the stacks of membranous sacs are called _____.
a.
plastids
c.
grana
b.
stroma
d.
thylakoid membrane
 

 9. 
Each of the following is a main idea of the cell theory except _____.
a.
all cells are similar in structure and function
b.
all cells come from preexisting cells
c.
all organisms are composed of cells
d.
the cell is the basic unit of organization of organisms
 

 10. 
Which of the following is NOT true of membranes?
a.
Folded membranes do not form compartments in the cell.
b.
Folded membranes increase surface area for efficiency.
c.
Ribosomes are sometimes attached to folded membranes.
d.
Endoplasmic reticulum is made up of folded membranes.
 



 
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