Cell Respiration Flashcards

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0
Q

The chemical equation to cellular respiration is?

A

C6 H12 O6—-> 6co2 6h2o energy

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1
Q

3 steps of cell respiration are?

A

Glycolysis, Krebs cycle, oxidative phosphorylation

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2
Q

This enzyme removed H atoms to create energy?

A

Dehydrogenase

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3
Q

Does glycolysis need oxygen.

A

No

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4
Q

Glucose gets turned into what?? In glycolysis.

A

2 pyruvates

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5
Q

How many carbons are there in pyruvates?

A

3

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6
Q

Glycolysis’ products are???

A

2 ATP and 2 Nadh and 2 3c pyruvates

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7
Q

What does the cell need in order to move into the mitocondria?

A

Oxygen

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8
Q

After glycolysis, if oxygen is present, what is the next step

A

Krebs cycle

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9
Q

After glycolysis, if oxygen isn’t present, what is the next step

A

Fermentation

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10
Q

In the krebs what happends to the pyruvates?

A

Get converted to acetyl co-A and 1 carbon dioxide is produced per pyruvate

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11
Q

How many co2 are created per glucose molecule?

A

6

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12
Q

Krebs cycle takes place where in the mitocondria?

A

Matrix

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13
Q

What’s after the Krebs cycle?

A

Citric acid cycle

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14
Q

In the citric acid cycle what happends?

2 steps

A

1) Acetyl co-A is bonded with oxaloacetate to form citric acid.
2) citric acid then is reconverted to create oxaloacetate

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15
Q

What are the products if the citric acid cycle?

A

4 Nadh and 1 FADH per pyruvate

16
Q

The next step after the citric acid is?

A

ETC

17
Q

In the ETC what happends?

A

All of FADH and Nadh donate there electrons

18
Q

This electron carrier can hold more electrons?

A

Nadh

19
Q

Which electron carriers drop their electrons off first in the ETC?

A

Nadh

20
Q

Does the ETC produce ATP?

A

No!!!

21
Q

This waits at the end of the ETC to collect all of the electrons?

A

Oxygen

22
Q

Oxygen collects all of the electrons and is then combined with hydrogen to create?

A

Water

23
Q

Products of the ETC are??

A

Water

24
Q

The next step after the ETC is?

A

Chemiosmosis

25
Q

The ETC causes _____ pumps to create a ______ gradient across membrane?

A

Proton, hydrogen

26
Q

Chemiosmosis is located in the?

A

Intercellular membrane

27
Q

The hydrogens follow their gradient out through?

A

ATP synthase

28
Q

As a hydrogen comes through and a _____ bonds to an ADP, creating _______

A

Phosphate, ATP

29
Q

Overall the products of cellullar respiration is?

A

32-36 atps, 6 co2, and 6 h20

30
Q

If there isn’t oxygen present the next step after glycolysis is?

A

Fermantation

31
Q

In alcohol fermentation what happends 2 steps

A

1) pyruvate converts to acetaldehyde by a removal of a carbon
2) acetaldehyde is reduced by Nadh to create ethanol

32
Q

What happens in lactic acid fermentation?

A

Pyruvate reduced by Nadh to create lactate

33
Q

In lactic acid cycle is there co2 created?

A

No there’s no oxygen

34
Q

Cellular respiration is known as a _____ process

A

Reduction