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my chapter 6 vocab

biochemistery

TermDefinition
acid any substance that forms hydrogen ions in water and has a pH below 7.
atom smallest particles of an element that has the characteristics of that element basic building block of all matter.
base any substance that forms hydroxide ions in water and has a pH above 7.
compound substance composed of atoms of two or mare different elements that are chimically combined.
covalent bonde chemical bond when two atoms share electrons.
element substance that cant be broken down into simpler chemical substance.
ion atom or group of atoms that gain or loseelectrons, has an electrical charge.
ionic bond chemical bond formed by the attractive forces between two ions of the opposite charge.
isotope atoms of the same element that have different numbers of neutrons in the neucleus.
metabolism all of the chemical reactions that occur within an organism.
mixture combination of substances in which individual components retain their own properties.
molecules group of atoms held together by covalent bonds, has no overall charge.
nucleus positively charged center of an atom composed of neutrons and positively charged protons, and surrounded by negatively charged electrons.in eukaryoticcells, the central membrane bound organelle that manages cellular functions and contains.
pH measure of how acidic or basic a solution is, the scale ranges from below 0 to above 14, solution with pH above 7 is basic and a pH below 7 is acidic.
solution mixture in wich one or more substances are distributed evenly in another substance.
diffusion
dynamic equilibrium
hydrogen bond
polar molecule
amino acid
carbohydrate
enzyme
isomer
lipid
nucleic acid
nucleotide
peptide bond
polymer
protien
Created by: ericastone1
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