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Cell Theory Flashcards | StudBud
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Cell Theory
Cell Theory
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Flashcards
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Questions
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Answers
1
Schleiden studied.....
Bone tissues
DNA strands
Plant tissues
Animal tissues
2
The two scientists responsible for discovering that both plant and animal tissue is made of cells are_____?
Virchow and Hooke
Hooke and Schwann
Schwann and Schleiden
3
Homeostasis in a cell is a way for a cell to stay_____.
Balanced
Growing
Alive
Dividing
4
Definition of metabolism
energy provided by the food that you eat
chemical reactions in cells that provide energy to the body
5
All living organisms are made of cells.
False
True
6
Where do cells come from?
Out of thin air
Soil
Dead cells
Other existing living cells
7
Which is
not
true of the cell theory?
All cells come from preexisting living cells.
All cells have a nucleus, which acts like the brain of the cell.
All living organisms are composed of cells.
8
Eukaryotic cells are different from prokaryotic cells because eukaryotic cells
have ribosomes.
are older.
are simpler.
have a nucleus.
9
What is Homeostasis?
A stable, internal environment
A stable, external environment
A unstable, internal environment
A unstable, external environment
10
A prokaryotic cell has no
nucleus
DNA
flagellum
ribosomes
11
A cell’s metabolism is caused by ____
A growth spurt in the cell.
Chemical reactions inside the cell.
The cell dividing.
12
What did Theodor Schwann discover?
Cells
Animals
All animals have cells
Light
13
What was the known invention of Antoni van Leeuwehoek?
The printing press
Laws of gravity
The telescope
The microscope
14
Which scientist is recognized for improving the microscope lens?
Hooke
Schwann
Crozier
Leuwenhoek
15
The cell theory was not complete until Rudolph Virchow discovered that_____________.
All cells come from preexisting living cells
There are two types of cells: Prokaryotic and Eukaryotic.
Cells just appeared out of thin air.
Cells are alive.
16
Cell theory is important to what area of science?
Biology
Physics
Spanish
Chemistry
17
Virchow proposed that..
Hooke was 1st to see cells through a cork in a microscope
cells are the basic unit of structure
new cells come from existing cells
organelles can be observed with a compound light microscope
18
Robert Hooke was the first scientist to give the cell a name. Which statement is true about him?
He looked at onion skin with his naked eyes to see cells.
He used the microscope to observe skin cells.
Under a microscope he observed box-like compartments of cork tree bark.
