Topic 5
Terms
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- Metabolism
- all the chemical reaxtions that occur within a cell
- catabolism
- larger molecules are broken into smaller molecules releasing energy in the form of ATP
- anabolism
- the synthesis of macromolecules (such as proteins, lipids, carbohydrates, nucleic acids ) using energy obtained from one or two sources such as catabolism or photosynthesis
- 1 kcal
- 1,000 calories
- Energy can be measured in...
- units of heat known as calories
- 1 calories
- the amount of heat required to raise 1 gram of water 1 degree celcius
- ATP is an energy rich molecule
-
ADP + Pi -► ATP -► ADP ̃Pi
̃= high energy bond - ATP is
-
Adenosine bonded to three phosphates Pi-Pi ̃ Pi
ATP+ H20-â–ºADP+ Pi +7300 calories
Pi=H3PO4 - Oxidation and _______ always take place TOGETHER
- reduction
- Reduction
-
Acceptance of e- lost during oxidation
ex. e- is H+ - Energy released by oxidation is lost as _______ and or stored chemically as ______
-
1. heat
2. ATP - Complete oxidation of ORGANIC molecules yields ____
- water + Co2+ energy
-
NAD + H
NADP+ H
FAD + H -
NADH
NADPH
FADH2 - The more reduced a molecule is...
- the more hydrogens it has
- the more reduced a molecule is the more _____ that's in a molecule
- potential energy