AL Link reaction and Krebs cycle

Identify where the link reaction occurs in a mitochondrion

• Cytoplasm

• Matrix

• Cristae

• Inter-membrane space

State the term for a reaction that involves the removal of carbon

(a)  

Identify the three carbon compound that is the initial substrate of the link reaction

• Citrate

• Glucose

• Pyruvate

• Lactate

Other than carbon what else is removed from pyruvate in the link reaction?

• Pyruvate

• Hydrogen

• Iron

• Oxygen

Which of these compounds is a hydrogen carrier?

• Glucose

• ADP

• ATP

• NAD

How many reduced NAD molecules are produced per turn of the Krebs cycle?

• 1

• 2

• 3

• 4

Which of the following is a four carbon compound in the Krebs cycle?

• Acetyl CoA

• Fructose

• FAD

• Oxaloacetate

State the six carbon compound formed in the Krebs cycle when oxaloacetate combines with acetyl

(a)  

How many molecules of ATP are formed per turn of the Krebs cycle?

• 1

• 2

• 3

• 4

The process of Krebs cycle is summarized as substrate linked ---------?

(a)