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Bio Chapter 2
9th grade bio chapter 2 sections 1, 3, and 4
28
Biology
9th Grade
10/04/2012
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Term
Isotopes
 Definition
Neutrons differ. charge doesn't change
Term
Ionic Bonds
 Definition
electrons transferred
Term
Covalent bonds
 Definition
Electrons shared, single bond 2 double bond 4 triple bond 6
Term
Carbohydrates made of
 Definition
Carbon
oxygen
hydrogen
Term
Lipids made of
 Definition
carbon
hydrogen
Term
Nucleic acids made of
 Definition
carbon
oxygen
hydrogen
nitrogen
phosphorus
Term
Proteins made of
 Definition
Carbon
oxygen
hydrogen
nitrogen
Term
Monomer of carbohydrates
 Definition
monosaccharides (sugars)
Term
Monomer of lipids
 Definition
glycerol and fatty acids
Term
monomer of nucleic acids
 Definition
nucleotides
Term
monomer of proteins
 Definition
amino acids
Term
polymer of carbohydrates
 Definition
starch
polysaccharide
Term
polymer of lipids
 Definition
saturated vs unsaturated (not true bond)
Term
saturated
 Definition
has all possible bonds
Term
unsaturated
 Definition
doesnt have all possible bonds
Term
polymer of nucleic acids
 Definition
RNA
DNA
Term
polymer of Proteins
 Definition
polypeptide
Term
function of carbohydrates
 Definition
-main source of energy
-plant's cell walls
Term
function of lipids
 Definition
store energy
Term
function of nucleic acids
 Definition
genetics
Term
function of proteins
 Definition
-regulating cell processes
-form cell structures
-fight disease
-transport in/out of cells
Term
monosaccharides
 Definition
sugars building carbohydrates
Term
Polypeptide
 Definition
polymer of amino acids
Term
ion
 Definition
charged element
Term
macromolecules
 Definition
molecules in living things
Term
polymerization
 Definition
where macro molecules are formed
Term
Complex carbohydrates
 Definition
starches
Term
glucose
 Definition
sugars
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