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18 Cards in this Set
- Front
- Back
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Organic Compound
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Always contain carbon, usually hydrogen & oxygen too.
Originally coined to refer to compounds made from living things, but now much can be made in lab. |
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Atoms
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Smallest unit of an element that retains characteristics of that element.
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Atom Nucleus
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Positively charged central portion of an atom.
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Proton
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In Atom Nucleus, contribute to positive charge.
A subatomic particle. |
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Neutrons
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In Atom Nucleus, contribute mass, but no charge.
A subatomic particle. |
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Electrons
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Outside of Atom Nucleus, negatively charged.
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Synthesis
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Requires energy, building up, putting together.
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Decomposition
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Releases energy, breaking down, taking apart.
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Photosynthesis
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Autotrophs converting light energy into chemical energy.
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Cellular Respiration
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Breaking down food (sugars).
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Macromolecules
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Carbohydrates; Lipids;
Proteins; Nucleic Acids. 4 most important classes of molecules in living cells. |
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Carbohydrates
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Contained in all living cells.
Carbon with Oxygen & Hydrogen in 2:1 ratio. |
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Monosaccharides
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Simple sugars
Glucose |
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Polysaccharides
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“Many sugars”
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Plant Polysaccharides
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Structure is cellulose.
Energy is stored in starch. |
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Animal Polysaccharides
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Structure is Chitin.
Energy is stored in Glycogen. |
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Chitin
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In animals, simple sugars made into complex molecules.
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Glycogen
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In animals, stored in muscles.
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