Humboldt State University ® Department of Chemistry

Richard A. Paselk

Chemistry 438 - Spring 2011


Week 8

Membrane flow and membrane biogenesis

Introduction to Metabolism

Overview of Metabolism

Catabolism. Anabolism. Autotroph. Phototroph. Chemotroph.


What is thermodynamics? What can it tell you about a process? Pathway independent.

Metabolic Pathways

Metabolic Pathways: sequences of consecutive enzyme catalysed reactions which are readily studied and traced.

Characteristics of pathways:

Stages of Metabolism

Energy capture in catabolism: ATP is the common energy "currency" of metabolism.

3 stages :



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©R A Paselk

Last modified 16 March 2011