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Chapter 6-1 Photosynthesis/Background Info
Bio Honors Flashcards for Ch6-7 Test
17
Biology
9th Grade
11/14/2011

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Term
Enzyme
Definition
Proteins that lower activation energy
Term
ATP
Definition
Energy Storing Compound. Main energy storing compound
Term
What are the 3 parts of ATP?
Definition
Ribosome, Adenine, 3 phosphates
Term
ADP
Definition
2 Phosphates make this a diphosphate rather than a triphosphate
Term
How does ATP release chemical energy?
Definition
When a bond is broken if one of the phosphate groups attached to the molecule is broken
Term
Does ATP power endergonic or exergonic reactions?
Definition
Endergonic
Term
Cellular Respiration
Definition
When Oxygen and other organic compounds are used by cells
Term
What are the requirements for Photosynthesis?
Definition
Light
Chlorophyll
Raw materials
CO2
H2O
Enzymes
Lowers energy needed for the reaction to occur
Term
Visible Spectrum
Definition
An array of colors that make up white light from the sun
Term
Pigment
Definition
A compound that absorbs light. It also reflects other light
Term
Where are the pigments located in the cell?
Definition
Membrane of the thylakoids of chloroplasts
Term
Carotenoid
Definition
Accessory pigment
Yellow, orange and brown
Term
Chlorophyll A
Definition
Absorbs red light not blue light
Term
Chlorophyll B
Definition
Absorbs blue light and not red light
Term
Thylakoid
Definition
A system of membranes within the Chloroplast
Term
Grana
Definition
A stack of thylakoids
Term
Stroma
Definition
Surrounds the Grana
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