Cellular Respiration – Chapter 9
Connections:
• What is needed for cellular respiration to happen and what is produced by it?
• What are the two types of cellular respiration and how do their requirements differ?
• Which type of respiration produces more energy and how much does it produce?
• What are the two types of anaerobic respiration and which type do humans perform?
• How are cellular respiration and photosynthesis related?
Overview of Cellular Respiration
•
Cellular Respiration is the process that ________________ ______________ by breaking down
____________ molecules.
Who Uses Cellular Respiration?
•
Any organism that uses energy.
o ______________________
o Animals
o And… ____________________
What does Respiration Need?
Cellular respiration needs __________ substances to happen. We call these “________________”.
•
It must have ____________________ (_____)
•
It must have ____________________ (a sugar) (_________________)
What does Respiration Make?
Respiration makes _______________ substances. We call these “_________________”.
•
It makes __________________________ (______)
•
It makes ____________________ (______)
•
It makes ________ (energy)
Cellular Respiration Equation
•
The Cellular Respiration equation is:
Familiar?
Does the equation look familiar?
•
It’s the _________________________ equation backwards!
•
So, cellular respiration is the reverse of
___________________________.
Two Types of Respiration
•
There are _______ types of respiration.
o __________________ respiration

Respiration that requires ________________
o __________________ respiration

Respiration that _________ ______ require ____________.
Where does Respiration Happen?
Each type of respiration takes place in a different part of the cell.
•
Anaerobic respiration takes place in the _________________________.
•
Aerobic respiration takes place in the ___________________________.
What organisms only perform anaerobic respiration?
•
_____________________!
Anaerobic Respiration
•
There are two types of anaerobic respiration:
o ______________________ fermentation
o ________________________ fermentation
Alcoholic Fermentation
•
Alcoholic fermentation produces ______________ _______________ and _____________________
o ______________ and a few other microorganisms use alcoholic fermentation.
Alcoholic Fermentation Uses
•
Alcoholic Fermentation is what causes _________________________ to rise.
•
When the yeast run out of _______________ they start fermentation giving off ____________
________________ bubbles.
o These form the spaces you see in a slice of bread.
Lactic Acid Fermentation
•
In humans and most other organisms, if oxygen is not present ____________ _____________
fermentation occurs.
Lactic Acid Fermentation
•
Lactic acid is produced in your ______________ during exercise when the body ______________
supply enough _______________ to cells.
•
Cells rapidly begin producing _________ by lactic acid fermentation.
o The buildup of lactic acid causes a painful, burning sensation.
The Totals
•
Aerobic Respiration generates a total of ____________ATP
•
Anaerobic Respiration generates a total of ____________ ATP
Efficiency of Respiration
•
The _______ ATP molecules represent about ______ percent of the total energy ________________
contains.
o This is more efficient than a typical automobile is at burning gasoline.
•
What happens to the other ________ percent?
o It is released as _____________.
•
This is why your body feels warmer after exercise.