Carb Metab #1 (Fates of Pyruvate)

Where does the digestion of carbohydrates begin?

• mouth

• small intestine

• esophagus

• stomach

Indicate at which step of glycolysis does this event happen:

Second formation of ATP

• Step 3

• Step 6

• Step 9

• Step 10

Indicate at which step of glycolysis does this event happen:

Second energy-rich compound is produced

• Step 7

• Step 8

• Step 9

• Step 10

Indicate at which step of glycolysis does this event happen:

Second time ATP is converted to ADP

• Step 1

• Step 2

• Step 3

• Step 4

Indicate at which step of glycolysis does this event happen:

A dehydration reaction occurs

• Step 2

• Step 3

• Step 6

• Step 9

This enzyme converts glucose to glucose-6-P

• hexokinase

• phosphofructokinase

• glucose-6-phosphatase

• pyruvate kinase

How many ATPs are CONSUMED during glycolysis?

• 0

• 1

• 2

• 3

Entry of galactose into the glycolytic pathway begins with its conversion to glucose 1-phosphate

• true

• false

Given the descriptions below, which of the following characterizes what pyruvate undergoes: acetaldehyde is an intermediate in this pathway

• ethanol fermentation

• lactate fermentation

• acetyl coA formation