The Electron Transport Chain and Oxidative Phosphorylation

nad and fad

In the citric acid cycle, _________ and _________ act as oxidizing agents.

3

•Each NADH entering the electron transport chain produces enough energy to make _________- ATPS,

2

Each FADH2 entering the electron transport chain produces enough energy to make _______ ATPS.

9

The citric acid cycle produces overall: _________ ATPs from 3 NADН.

2

The citric acid cycle produces overall: _________ ATPs from 1 FADH2

1

The citric acid cycle produces overall: _________ ATP from 1 GTP

12

This makes a total of _________ ATPs.

water

In the final stage of food oxidation, the H* ions and electrons carried by these reduced coenzymes combine with oxygen to form _______

aerobic

This process is__________ because of the use of oxygen.

co2

Aside from water, what is the other waste product of cellular respiration?

Electron Transport Chain

is a series of reactions in which protons or H* ions and electrons from the oxidation of foods are used to reduce molecular oxygen to water.

NADH and FADH

high-energy electrons from __________ and _________ are passed along the electron transport chain.

inner mitochondrial membrane

The energy from the electrons moving down the chain is used to move H+ ions across the ____________. (location)

intermembrane space; negatively

H+ ions build up in the ________- (location) making it positively charged and making the matrix _______ charges

inner mitochondrial membrane

H+ ions move through a channel of ATP synthase in the _________

ATP

The enzyme ATP synthase uses the energy from the moving H+ ions to combine ADP and phosphate forming the high-energy ___________

Phosphorylation

This synthesis of ATP is a ___________ reaction. This reaction is linked to the oxidation of NADH and FADH2. It is termed as oxidative phosphorylation.

ADP to ATP

Oxidative phosphorylation is a process coupled with the electron transport chain whereby _______________ is converted to ________

4

How many molecules of ATP are produced from the complete catabolism of the following?  Two molecules of FADH2 _____________

6

How many molecules of ATP are produced from the complete catabolism of the following? Two molecules of NADH ______________

24

How many molecules of ATP are produced from the complete catabolism of the following? Two molecules of acetyl CoA __________

36

How many ATPs are formed during cellular respiration?