Kreb's Cycle aka Citric Acid Cycle

The initial reaction of the Krebs cycle produces:

• Glucose and pyruvate

• H₂O and CO₂

• CO₂, acetyl-CoA, and NADH

• Coenzyme A and NADH

Tags

NGSS.HS-LS2-3

NGSS.HS-LS1-7

Acetyl-CoA is joined up to a ________________________ to form ________________________.

• 6 carbon compound; acetate

• 3 carbon compound; acetyl-CoA

• 4 carbon compound; acetyl-CoA

• 4 carbon compound; citric acid

• 6 carbon compound; citric acid

For the two pyruvic acids that enter from glycolysis, the Krebs cycles will yield:

• 1 ATP, 2 NADH, and 1 FADH₂

• 1 ATP, 2 NADH, and 2 FADH₂

• 1 ATP, 3 NADH, and 1 FADH₂

• 2 ATP, 8 NADH, and 2 FADH₂

• 2 ATP, 4 NADH, and 2 FADH₂

Tags

NGSS.HS-LS1-7

Where does the Krebs cycle take place?

• Cytoplasm

• Inner Mitochondrial Membrane

• Outer Mitochondrial Membrane

• Mitochondrial Matrix

The waste product produced during the Krebs cycle is...

• Oxygen

• Water

• Carbon Dioxide

• ATP

Tags

NGSS.HS-LS2-3

NGSS.HS-LS1-7

Acetyl-CoA is joined up to a ________________________ to form ________________________.

• 6 carbon compound; acetate

• 3 carbon compound; acetyl-CoA

• 4 carbon compound; acetyl-CoA

• 4 carbon compound; citric acid

• 6 carbon compound; citric acid

The waste product produced during the Krebs cycle is...

• Oxygen

• Water

• Carbon Dioxide

• ATP

Which of the following is not a requirement for the Krebs Cycle?

• NAD+
• FAD+
• Water
• Pyruvate

The number of ATP molecules produced out of Krebs Cycle is:

• 2
• 3
• 4
• 0

How many CO₂ molecules are produced by the Krebs Cycle for each (single) molecule of glucose?

• 2

• 4

• 6

• 3

Tags

NGSS.HS-LS2-3

NGSS.HS-LS2-5