Topic 5: Cellular Respiration

Which of the following in NOT a component of ATP?

• Adenine

• Thymine

• Ribose

• Phosphate group

Which of the following does NOT occur during the Krebs cycle reactions within the matrix of the mitochondrion?

• CO2 production

• NADH production

• Acetyl CoA production

• ATP production

During the first three step of glycolysis, glucose is converted to fructose-1,6-bisphosphate by rearrangement of the molecule and addition of two inorganic phosphate groups comes from...

• phospholipids of the membrane

• inorganic phosphate

• ADP

• ATP

During aerobic respiration, oxygen is

• formed

• reduced

• oxidised

• decarboxylated

In the conversion of pyruvate to ethanol, which of the following is produced?

• Acetaldehyde

• Carbon dioxide

• NADH

• None of the above

At the end of the Krebs cycle, most of the energy removed from the glucose has been transferred to ....

• NADH and FADH₂

• ATP

• Oxaloacetate

• Citrate

The inner membrane of the mitochondria is very selective about what if normally are organelle . one molecule it regularly allows in is ...

• glyceraldehyde-3-phosphate (G3P)

• ATP

• NADH

• glucose

Coenzyme Q :

• transfer electrones.

• oxidizes glucose

• is the ultimate source of energy in the citric acid cycle

• transfers phosphate to ATP.

Which process does NOT match the products?

• Electron Transport Chain and Chemiosmosis -ATP, H₂0, NAD⁺, FAD

• Krebs cycle - CO₂, NADH, FADH₂, ATP

• Formation of Acetyl CoA - Acetyl CoA, CO₂, NADH

• All of the processes match the products

Substrate level phosphorylation involves the transfer of a phosphate group from:

• ATP

• ADP

• NADH

• 1,3 - bisphosphoglycerate