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35 terms

Biology Chapters 6, 7, 8: Energy, Enzymes, Photosynthesis, Cellular Respiration and Fermentation

Based off Notes
STUDY
PLAY
Chemical reactions
The process of changing one set of chemicals into another set of chemicals
Reactants
Chemicals that enter the reaction
Product
Chemicals that are formed or produced as a result of the reaction
more
In an energy-absorbing reaction, the products have ______ energy than the reactants.
less
In an energy-releasing reaction, the products have ______ energy than the reactants.
heat, light, sound, motion
Energy can be released as _____________________. (Four Options, Separate each by Comma)
Photosynthesis
The process of absorbing light energy and storing it as glucose
Cellular Respiration
The breakdown of glucose into ATP
Activiation Energy
The energy needed to get a reaction started
Catalyst
Substance that speeds up a chemical reaction by lowering activation energy. Does not affect substance
Enzymes
Proteins that speed up virtually every important reaction that takes place in cells. Can be catalysts
1
Enzymes are very specific. They generally catalyze only ___ type of reaction.
substrates
Enzymes and __________ fit together like a lock and key. Very Specific shapes
-ase
Enzymes end with the letters _____ (Use hypen)
reactants
Substrates are the _________ of enzyme-catalyzed reactions.
active site
The specific region of the enzyme where the substrates attach.
product
Enzymes help convert a substrate into a __________.
Enzymes
__________ can be used repeatedly for the same type of reaction.
Temperature, Salt Concentration, and pH
What affects enzyme activity?
6H2O + 6CO2 + Light Energy to C6H12O6 + 6O2
What is the summary equation for photosynthesis?
ADP + P + energy to ATP
What is the ATP synthesis equation?
larger, smaller
Catabolic reactions: ______ molecules to _______ molecules
smaller, larger
Anabolic reactions: ______ molecules to _______ molecules
C6H12O6 + 6O2 to 6H2O + 6CO2 + Energy
What is the Cellular Respiration summary equation?
Energy Carrier Molecule
What is ATP?
Adenosine Diphosphate
What is ADP?
The sun
Where does energy for all of life's processes come from?
Cellular Respiration and Fermentation
How do living things use the products of photosynthesis to make ATP?
Light Dependent Reactions and Light Independent Reactions
Two main events of Photosynthesis.
Glycolosis, Kreb's Cycle, and Electron Transport Chain
Three Steps of Cellular Respiration
Cyptoplasm of cell
Where does glycolosis occur?
Releases 6CO2, NADH, FADH2, and 2 ATP
What does Kreb's cycle do?
32 or 34 ATP
How many ATP molecules are generated from the Electron Transport Chain?
Electron Transport Chain
When is oxygen used in Cellular Respiration?
fermentates
If there isn't any O2 available in glycolosis, then glucose ________ into 2ATP + 2 Ethyl alcohol + 2CO2