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29
Biology
9th Grade
05/24/2009

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Term

organic compound

Definition
A compound containing carbon groups
Term

carbohydrate

Definition
Any of a group of organic compounds that includes sugars, starches, celluloses, and gums and serves as a major energy source in the diet of animals.
Term

lipid

Definition
fats, oils, waxes, sterols, and triglycerides
Term

protein

Definition
a long chain of amino acids
Term

nucleic acid

Definition
genetic material
Term
enzyme
Definition
a carbohydrate that aids chemical reactions
Term
chemical reaction
Definition
a reaction using chemicals
Term
reactant
Definition
the thing that is undergoing the reaction
Term
product
Definition
the result of a reaction
Term
activation energy
Definition
the energy that is required to start the reaction
Term
substrate molecule
Definition
the molecule that goes into the active site of the enzyme
Term
active site
Definition
where the chemical reaction undergoes on the enzyme
Term
prokaryotic
Definition
no nucleus
Term
eukaryotic
Definition
yes, nucleus
Term
plasma membrane
Definition
a layer of protection around a cell made up of sterols, lipids, and protiens
Term
membrane bound organelles
Definition
organelles found on the plasma membrane
Term
nucleus
Definition
where dna is stored
Term
ribosome
Definition
where protiens are made
Term
vacuole
Definition
food storage
Term
mitochondria
Definition
where energy is made
Term
chloroplast
Definition

where energy is made

PLANTS ONLY

Term
cell wall
Definition
a wall that keeps PLANT cells from bursting
Term
cellular transport
Definition
movement across the plasma membrane
Term
passive transport
Definition
transport without the use of energy
Term
active transport
Definition
transport with the use of energy
Term
aerobic respiration
Definition
 making energy with the use of oxygen
Term
anaerobic respiration
Definition
making energy without oxygen
Term
fermentation
Definition
result of repiration
Term
lactic acid
Definition
result from fermentation in animals
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