Exam 2: Glycolysis Flashcards

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1
Q

Step 1: What happens?

A

Phosphate group is added to glucose, forming G6P

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2
Q

Step 1: What facilitates?

A

Hexokinase

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3
Q

Step 2: What happens?

A

G6P becomes a 5-member ring, forming F6P

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4
Q

Step 2: What facilitates?

A

PGI (phosphoglucose isomerase)

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5
Q

Step 3: What happens?

A

Phosphate is added to F6P, forming F-1,6BP

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6
Q

Step 3: What facilitates?

A

PFK (phosphofructokinase)

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7
Q

Step 4: What happens?

A

F-1,6BP is cleaved, forming DAP and G3P

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8
Q

Step 4: What facilitates?

A

Aldolase

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9
Q

Step 5: What happens?

A

DAP re-arranges to form G3P, now there are 2 G3P molecules

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10
Q

Step 5: What facilitates?

A

triose isomerase phosphate

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11
Q

Step 6: What happens?

A

Phosphate is added to G3P forming 1,3-BPG, NAD+ is reduced to NADH

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12
Q

Step 6: What facilitates?

A

GAPDH (glyceraldehyde-3-phosphate-dehydrogenase), paired with step 7

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13
Q

Step 7: What happens?

A

Phosphate removed from 1,3-BPG to form 3PG, and ATP

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14
Q

Step 7: What facilitates?

A

PGK (phosphoglycerate kinase), paired with step 7

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15
Q

Step 8: What happens?

A

3PG is re-arranged to 2PG

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16
Q

Step 8: What facilitates?

A

PGM (phosphoglycerate mutase)

17
Q

Step 9: What happens?

A

2PG turns into PEP, forms water too

18
Q

Step 9: What facilitates?

A

enolase

19
Q

Step 10: What happens?

A

PEP loses a phosphate, forming ATP and pyruvate

20
Q

Step 10: What facilitates?

A

pyruvate kinase

21
Q

Where does glycolysis happen?

A

cytoplasm of the cell

22
Q

What are the end products of glycolysis?

A

2 ATP, 2 NADH, 2 pyruvate