chapter 5 bio vocab
organic molecule composed of only carbon and hydrogen atoms
group of atoms within a molecule that interacts in predictable ways with other molecules.
attracts water molecules.
small molecular unit that is the building block of a larger molecule
long chain of monomers
organic compound made of sugar molecules.
sugar containing one sugar unit
sugar containing two monosaccharides
long polymer chain made up of simple sugar monomers
polysaccharide in plant cells that consists entirely of glucose monomers
polysaccharide in animal cells that consists of many glucose monomers
consisting of glucose monomers that reinforces plant-cell walls.
one of a class of water-avoiding compounds
avoids water molecules
organic compound consisting of a three-carbon backbone (glycerol) attached to three fatty acids
fat in which all three fatty acid chains contain the maximum possible number of hydrogen atoms. fits together tightly.
fat with less than the maximum number of hydrogens in one or more of its fatty acid chains
lipid molecule with four fused carbon rings
steroid molecule present in the plasma membranes of animal cells
polymer constructed from a set of 20 amino acid monomers
monomer that makes up proteins; contains carboxyl and amino functional groups
chain of linked amiono acids
loss of normal shape of a protein due to heat or other factor
minimum amount of energy required to trigger a chemical reaction
agent that speeds up chemical reactions
specialized protein that catalyzes the chemical reactions of a cell
reactant acted on by an enzym
region of an enzyme into which a particular substrate fits
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