EBR EMS Word Scramble
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Question | Answer |
alkaline | any substance that contributes to an excess of OH- ions |
amino acid | chemical units from which protein molecules are built |
aqueous solution | liquid mixture in which water is the solvent |
atherosclerosis | hardening of the arteries |
atom | smallest particle of a pure substance |
atomic mass | combined total number of protons and neutrons in an atom |
atomic number | total number of protons in an atom's nucleus |
base | a chemical that reduces the relative concentration of H+ ions in the whole solution |
biochemistry | scientific field that studies the chemical properties and processes of living organisms |
carbohydrate | organic compound containing carbon, hydrogen, and oxygen in certain specific proportions |
cholesterol | steroid lipid found in all body cell membranes and in animal fat present in food |
compound | substance whose molecules have more than one kind of element in them |
covalent bond | chemical bond formed when atoms share electrons share electrons by overlapping their energy levels |
dehydration synthesis | chemical reaction in which large molecules are formed by removing water from smaller molecules and joining them together |
dissociate | when a compound breaks apart in solution |
double helix | shape of DNA molecules |
electrolyte | substance that ionizes in solution, rendering the solution capable of conducting an electric current |
electron | negatively charged particle orbiting the nucleus of an atom |
element | pure substance, composed of only one type of atom |
energy level | limited region surrounding the nucleus of an atom at a certain distance containing electrons |
enzyme | a functional protein acting as a biochemical catalyst allowing chemical reactions to take place in a suitable timeframe |
glycogen | polysaccharide made up of a chain of glucose |
hydrolysis | chemical reaction in which water is added to a large molecule causing it to break apart into smaller molecules |
inorganic compound | compound whose molecules do not contain carbon-carbon or carbon-hydrogen bonds |
ionic bond | chemical bond formed by the positive-negative attractions between two ions |
isotope | two atoms that have the same atomic number but different atomic masses |
lipid | organic molecule usually compound of glycerol and fatty acids |
lock-and-key model | analogy of how hormones fit into enzymes |
matter | any substance that occupies space and has a mass |
molecule | particle of matter composed of one or more smaller units |
neutron | electrically neutral particle within the nucleus of an atom |
nucleic acid | the two nucleic acids are DNA and RNA, made up of nucleotides |
nucleotide | small units that form strands of nucleic acid |
nucleus | center control structure in the middle of the cell |
orbital | limits within which electrons move |
organic compound | compound whose large molecules contain carbon and that include C-C bonds |
peptide bond | covalent bond linking amino acids within a protein molecule |
pH | expression of relative H+ concentration |
phospholipid | fat molecule found in cell membranes |
product | any substance formed as a result of a chemical reaction |
protein | one of the basic nutrients need by the body |
proton | positively charged particle within the nucleus of an atom |
radioactive isotope | an isotope that emitts radiation |
reactant | any substance entering a chemical reaction |
solute | substance that dissolves into another substance |
solvent | substance in which other substances are dissolved |
triglyceride | lipid that is synthesized from fatty acids and glycerol or from excess glucose or amino acids |
Created by:
hjkruse
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