Chapter 3 ppt
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The Molecules of CellsChapter 3
Organic Organic CompoundsCompounds
Polarity of hydrocarbons?
Hydrophobic vs. Hydrophilic
Organic Organic CompoundsCompounds
Both C4H8
What is this called?
Importance?
“add-ons” to carbon skeletons
Polar?
Water soluble?
Functional GroupsFunctional Groups
What functional What functional groups do they groups do they
contain?contain?
Formaldehyde?
Ethanol?
Acetone?
Dopamine?
Organic MoleculesOrganic Molecules
Carbohydrates
Lipids
Proteins
Nucleic Acids (Ch. 10)
(Macromolecules, Biomolecules)
Organic MoleculesOrganic Molecules
Monomer vs. Polymer
HOH
Linking MonomersLinking MonomersDehydration Synthesis
What type of bond formed?
Separating MonomersSeparating Monomers
Hydrolysis
CarbohydratesCarbohydrates
Monomer?
Monosaccharide Monosaccharide IsomersIsomers
Glucose and Fructose C6H12O6
Functional groups?
Soluble in water?
DisaccharidesDisaccharides
Glucose + Glucose = Maltose C12H22O11
Glucose + Fructose = Sucrose
Glucose + Galactose = Lactose
Artificial sweeteners Artificial sweeteners
Polysaccharides Polysaccharides Similarities? Differences?
LipidsLipids
Solubility?
Types?
LipidsLipids
Fats and oils (AKA: triglycerides) -Glycerol
-Fatty acidsFunctions?
Linking fatty acids to Linking fatty acids to glycerolglycerol
LipidsLipidsSaturated vs. Unsaturated fatty
acids
LipidsLipids
“Hydrogenated vegetable oil” trans fats
LipidsLipids
Phospholipids Function?
LipidsLipids
Steroids Examples? Functions?
LipidsLipids
Waxes
ProteinsProteinsMonomer?
Functions?
WE ARE A RESULT OF THE PROTEINS WE MAKE!
R group determines AA R group determines AA propertyproperty
Leucinehydrophobic
Serinehydrophilic
Linking Amino AcidsLinking Amino Acids
STRUCTURE = FUNCTIONSTRUCTURE = FUNCTION
What happens if proteins lose their shape?
Causes?
4 levels of4 levels ofProtein StructureProtein Structure
Primary StructurePrimary Structure
Secondary StructureSecondary Structure
Hydrogen Bond
Tertiary StructureTertiary Structure
Quaternary StructureQuaternary Structure
How can a change in the DNA affect a protein’s
function?