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Pregunta 1
Pregunta
How do organisms obtain energy?
Respuesta
-
From food or directly from the sun
-
Drinking a lot of water daily
Pregunta 2
Pregunta
Why do most organisms undergo cellular respiration?
Respuesta
-
They don't actually need to undergo cellular respiration
-
The cell needs to obtain energy to carry our their reactions and tasks
Pregunta 3
Pregunta
How do cells release energy from food in the presence of oxygen?
Respuesta
-
Fermentation
-
Aerobic Respiration
Pregunta 4
Pregunta
How do cells release energy from food without oxygen?
Respuesta
-
Fermentation
-
Aerobic Respiration
Pregunta 5
Pregunta
What is the Krebs Cycle
Respuesta
-
The Krebs cycle is the second stage of cellular respiration. Pyruvic acid is passed on to it from the first stage
-
The Krebs cycle is the first stage of cellular respiration where glucose is broken down
Pregunta 6
Pregunta
Which of the following is not an aerobic process?
Respuesta
-
Krebs Cycle
-
Glycolysis
Pregunta 7
Pregunta
Fermentation is an anaerobic process.
Respuesta
- True
- False
Pregunta 8
Pregunta
What is the difference between NADH and FADH2?
Respuesta
-
They aren't different
-
NADH is a high energy molecule and makes ATP. FADH2 carries the energy.
Pregunta 9
Pregunta
There is no difference between photosynthesis and cellular respiration.
Respuesta
- True
- False
Pregunta 10
Pregunta
How does a cell use potential energy from charge differences as a result of electron transport?
Respuesta
-
Chemiosmosis
-
ATP
Pregunta 11
Pregunta
Why is cellular respiration important for exercise?
Respuesta
-
If you didnt have cellular respiration you wouldnt be able to exercise at all
-
ATP cannot last if you exercise longer than 90 seconds
Pregunta 12
Pregunta
The matrix is the innermost part of the mitochondria.
Respuesta
- True
- False
Pregunta 13
Pregunta
How do organisms generate energy when there is no oxygen?
Respuesta
-
Glycolysis alone
-
Fermentation
Pregunta 14
Pregunta
Stores of ATP lasts for hours.
Respuesta
- True
- False
Pregunta 15
Pregunta
Fermentation is bad
Respuesta
- True
- False
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