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Cellular Transport PPT notes
What must cells take in to survive?
What part of the cell allows it to take in nutrients and water?
Does it have another name?
What is the cell membrane made of?
What is the process for cells to move substances through the cell membrane?
Two Types of Transport
Passive Transport
What is Diffusion or Passive Transport?
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2.
3.
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The purpose of diffusion is to reach
Types of Passive Transport
Osmosis
Facilitated Diffusion
Explain what is happening during osmosis. The _
__ molecules are moving from _
concentration to __
concentration in order to reach __
__.
.
In other words….
OBSERVATIONS OF OSMOSIS
80%
H2O
80%
H2O
100% Distilled
Water
80% Water
20%
Dissolved
Substances
80%
H2O
70% Water
30%
Dissolved
Substances
What is a Hypertonic solution? What
happens to the cell in this solution?
What is a Hypotonic solution? What happens
to the cell in this solution?
What is an Isotonic solution? What happens
to the cell in this solution?
Help Wanted! Explain facilitated diffusion:
Review
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2.
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Cell membrane
Proteins and lipids
Active and Passive
Diffusion
Osmosis
Facilitated diffusion
a.
b.
c.
d.
e.
f.
two types of transport
movement of water across a membrane
movement of substances across a membrane
part of the cell that regulates what goes in and out
movement assisted with channel proteins.
two components of the cell membrane
ACTIVE TRANSPORT
How is Active Transport different from Passive Transport?
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2.
3.
Types of Active Transport
Enters the cell
Engulfs particle
Exits the cell
Liquids
Review
energy
concentration
passive
transport
active
transport
What part of the cell is used to bring in particles?
How does a cell (including white blood cells) take in LARGE particles?
How does a cell take in small or liquid particles?
gradient