Biology 152 Lecture 1 Section 1 Lessons Help Instructor Resources About
 

Cell Biology > Chemiosmosis > Topic 1: Components of Chemiosmosis

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In general, the process of chemiosmosis involves two key components:

ETC

An electron transport chain (ETC) - a series of membrane-bound molecules that passes electrons from an electron donor to a final electron acceptor, creating a proton gradient at the same time.

ATP synthase

ATP synthase - an enzyme that uses the proton gradient to catalyze the synthesis of ATP.

As you'll see, the proton gradient connects these two components by storing energy from electron transfers of the ETC and releasing this energy to power ATP synthesis.

 
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