Unit 8 Flashcards

(16 cards)

1
Q

Cells obtain energy by ________food molecules such as glucose.

A

oxidizing

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2
Q

The purpose of the preparatory reaction is to break down ________into ________ so it can enter the citric acid cycle.

A

pyruvate; acetyl CoA

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3
Q

The overall process of glycolysis results in the production of

A

2 molecules of pyruvate and 2 molecules of ATP.

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4
Q

In glycolysis, glucose is converted to

A

pyruvate.

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5
Q

The NET result of a single glycolysis run is the formation of

A

2 NADH and 2 ATP.

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6
Q

what is G3P phospholyced into?

A

BPG

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7
Q

During fermentation, what molecule is reduced?

A

pyruvate

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8
Q

How many ATP molecules are made during fermentation?

A

2

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9
Q

During fermentation pathways, what molecule is regenerated that is essential for glycolysis to continue, allowing the production of a small amount of ATP in anaerobic conditions?

A

NAD+

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10
Q

Before entering the Krebs cycle, pyruvate is converted to

A

acetyl CoA.

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11
Q

The electrons that are transferred through the electron transport system initially belonged to

A

NADH and FADH2

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12
Q

Proton pumps are protein complexes that

A

move hydrogen ions across cell membranes.

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13
Q

during glycolysis, a 6 carbon glucose molecules splits into

A

2, 3-carbon G3P molecules

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14
Q

The 2 3-carbon GSP molecules are phosphorylated into

A

2, 2-carbon BPG molecules

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15
Q

2, 3-carbon 3PG molecules are oxidized into _____

A

3 carbon PEP

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