Shared Flashcard Set

Details

Chapter 3 Vocabulary
n/a
41
Biology
10th Grade
02/15/2012

Additional Biology Flashcards

 


 

Cards

Term
Organic Compunds
Definition
Carbon-based molecules
Term
Hydrocarbons
Definition
Compund composed of only hydrogen and carbon.
Term
Carbon skeleton
Definition
The chain of carbon atoms in an organic molecule.
Term
Isomers
Definition
Compounds with the same formula, but different structures.
Term
Functional groups
Definition
The groups of atoms that usually participate in chemical reactions.
Term
Hydrophilic
Definition
"Water-loving"; polar molecules that are soluble in water.
Term
Hydroxyl group
Definition
Hydrogen atom bounded to an oxygen atom, which is in turn bonded to the carbon skeleton of a molecule.
Term
Carbonyl group
Definition
Carbon atom linked by a double bond to an oxygen atom.
Term
Carboxyl group
Definition
Carbon double-bonded to an oxygen and also bonded to a hydroxyl group.
Term
Amino group
Definition
Composed of a nitrogen atom bonded to two hydrogen atoms.
Term
Amines
Definition
Organic compounds with an amino group.
Term
Phosphate group
Definition
Consists of a phosphorous atom bonded to 4 oxygen atoms.
Term
Marcomolecule
Definition
Giant molecule in a living organism: protein, carbohydrate, lipid, or nucleic acid.
Term
Polymers
Definition
Large molecule consisting of many identical or similar molecular unis covalently joined together in a chain.
Term
Monomers
Definition
Units that serve as the building blocks of polymers.
Term
Dehydration reaction
Definition
Reaction that remotes a molecule of water.
Term
Hydrolysis
Definition
An essential part of digestion.
Term
Carbohydrate
Definition
Refers to a class of molecules ranging from the small sugar molecules in soft drinks to large polysaccharides.
Term
Monosaccharides
Definition
Carbohydrate monomers (single unit sugars)
Term
Disaccharide
Definition
Sugar molecule consisting of 2 monosaccharides linked by a dehydration reaction.
Term
Polysaccharides
Definition
Polymers of monosaccharides linked together by dehydration reactions.
Term
Starch
Definition
Storage polysaccharide in the roots and tissues of plants, consisting entirely of glucose monomers.
Term
Glycogen
Definition
Excess sugar stored by amimals in the form of another glucose polysaccharide.
Term
Cellulose
Definition
Most abundant organic compound on Earth.
Term
Hydrophobic
Definition
"Water-fearing"; nonpolar molecules that don't dissolve in water.
Term
Fat
Definition
Large lipid made from 2 kinds of smaller molecules.
Term
Triglyceride
Definition
3 fatty acids in a fat, often as different kinds.
Term
Unsaturated
Definition
Fatty acids and fats with double bonds
Term
Saturated
Definition
Fats with the maximum number of hydrogens.
Term
Phospholipids
Definition
Major component of cell membranes.
Term
Waxes
Definition
Consist of one fatty acid linked to an alcohol.
Term
Steroids
Definition
Lipids whose carbon skeleton is bent to form 4 fused rings.
Term
Anabolic steroids
Definition
Synthetic variants of testosterone.
Term
Protein
Definition
Polymer constructed from amino acid monomers.
Term
Enzymes
Definition
Chemical catalyst that speed and regulate virtually all chemical reactions in cells.
Term
Amino acids
Definition
Organic molecules containing a carboxyl groupand an amino group, serves as the monomers of proteins.
Term
Peptide bond
Definition
Covalent linkage between 2 amino acid units in a polypeptide
Term
Polypeptide
Definition
Chain of amino acids.
Term
Denaturation
Definition
Polypeptides unravel losing their specific shape and function.
Term
Primary structure
Definition
Unique sequence of amino acids in a protein.
Supporting users have an ad free experience!