IB Biology Definitions 2009 – 2013/14. 2.4.4 Define diffusion. Define diffusion.
3.6 & 7.6 Enzymes IB Biology. Enzyme Globular protein Made by cells of living organisms –To help with reactions taking place in cells Catalyst - speed.
Lipid Biosynthesis (Chapter 21) Fatty acid biosynthesis and oxidation proceed by distinct pathways, catalyzed by different enzymes, using different cofactors.
