chapters_13_and_14_outline_1_spr09

chapters_13_and_14_outline_1_spr09 - Chapter 13 Energetics...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
Chapter 14 Sun is ultimate Photosynthesis Captures Heterotrophy Uses __________________________________ energy ____________ other chemicals Waste Each step gives off Metabolism ______________________ ________________________ molecules for energy ______________________ Using energy to ______________ cell components ______________________ Balance between Central ____________________________________ used for both TCA cycle, glycolysis, pentose phosphate shunt
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Electron Transfer Major source of ____________________________ releases energy Requires ______________________________ found in all cells Different donors, acceptors Electron energy can be _________________ Phosphorylation Energy- see Fig 13.6a No __________________ added via Released via ____________ most common ______________________
Background image of page 2
Metabolism Sunlight Reduced geological compounds (rocks, inorganic compounds) (Reduced) biological macromolecules (starch, fats) (First energy source) (Major energy source today) (Energy source for animals) Energy CATABOLISM Phototrophy Lithotrophy Organotrophy ATP Short-term energystorage ANABOLISM Carbon, nitrogen, water Long-term energy storage Biosynthesis Catalysis and Enzymes Activation energy- energy required to bring all molecules in a Enzymes - ___________________________________- portion of an enzyme to which substrate binds. Substrate ------------------ product(s) aldolase enzyme: Fructose-1,6-bisphosphate glyceraldehyde-3- phosphate + dihydroxyacetone phosphate Very specific for their substrate Cellulose vs. starch example Enzymes can have __________________________________________ that help in catalysis but ______________________________________________________.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Two types: 1. Prosthetic groups- bound tightly to their enzyme, Example- heme group in cytochromes 2. Coenzymes- loosely bound to their enzyme, may associate with
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 03/31/2009 for the course BIOL 2051 taught by Professor Brininstool during the Spring '07 term at LSU.

Page1 / 10

chapters_13_and_14_outline_1_spr09 - Chapter 13 Energetics...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online