Aerobic Respiration Part 2: Electron Transport Chain

Objectives Summarize the events of the electron transport chain and chemiosmosis Summarize the events of the electron transport chain and chemiosmosis Calculate the efficiency of the electron transport chain. Calculate the efficiency of the electron transport chain. Describe the overall process of cellular respiration in detail Describe the overall process of cellular respiration in detail

ELECTRON TRANSPORT CHAIN Is a series of molecules in the folds of the inner membranes (_______) of the mitochondria Is a series of molecules in the folds of the inner membranes (_______) of the mitochondria It transfers electrons from one molecule to another while _____________makes ATP It transfers electrons from one molecule to another while _____________makes ATP

ELECTRON TRANSPORT CHAIN 1.NADH & FADH 2 give up _______ to the electron transport chain. ________ are also given up by these molecules 2.The electrons are passed down the chain, _______ energy at every exchange 3.The energy loss from moving electrons is used to pump protons between the inner & outer membranes forming __________________________________

ELECTRON TRANSPORT CHAIN 4.The concentration & electrical gradients of protons drive the _______________ by chemiosmosis 5.________ is the final acceptor of electrons, forming ____________

Electron Transport Chain

Energy Account from Respiration

Cellular Respiration Overview

Comparing Photosynthesis & Respiration PHOTOSYNTHESISRESPIRATION FUNCTION LOCATION REACTANTS PRODUCTS EQUATION

PHOTOSYNTHESIS RESPIRATION

Review 1. What are the three steps of respiration? 2. Where does each step take place? 3. What do we ultimately get after the steps of respiration?