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biochemistry
| Question | Answer |
|---|---|
| monosaccharides | monomers of carbohydrates |
| polysaccharides | 3 or more monosaccharides bonded together |
| macromolecule | large polymers (proteins, lipids, nucleic acids, carbohydrates) |
| cohesion | water attracted to water, creates surface tension |
| element | pure substance made of one kind of atom |
| organic compounds | contain carbon rings or chains |
| inorganic compounds | compound that usually doesn't contain carbon |
| atom | smallest part of an element |
| adhesion | water attracted to a different substance |
| compound | substance made of atoms of 2 or more different elements |
| nucleus | center of the atom, has protons and neutrons |
| high heat capacity or high specific heat | water resists heating and cooling, it absorbs and releases large amounts of heat before changing temperature |
| evaporative cooling | as liquid evaporates, its remaining surface cools |
| capillary action | tendency of water to rise in a thin tube due to adhesion and cohesion |
| carbohydrates | starches and sugars present in foods |
| covalent bond | chemical bond formed when 2 atoms share electrons |
| lipids | fats, oils, waxes made of C,H,O |
| nucleic acids | RNA and DNA |
| glucose | blood sugar, it is broken down to make ATP |
| amino acids | monomers of proteins |
| activation energy | amount of energy needed to start a reaction |
| substrate | chemical that fits into the active site of an enzyme, |
| products | chemicals that are produced during a chemical reaction |
| active site | part of an enzyme that the substrate goes in to |
| nucleotide | monomer of nucleic acid |
| polymer | 3 or more monomers bonded together |
| enzyme | proteins that speed up chemical reactions |
| monomers of lipids | fatty acid and glycerol |
| dehydration synthesis | chemical reaction in which 2 molecules are bonded together with the removal of water |
| hydrolysis | breaking down a molecule by adding water |
| cellulose | polysaccharide consisting of glucose monomers that reinforces plant cell walls |
| glycogen | polysaccharide made of glucose, found in the liver and muscle of animals, this is how we store glucose |
| starch | storage form of glucose in plants |
| peptide bond | bond found between amino acids |
| ionic bond | formed when one or more electrons are transferred from one atom to another |
| protein | makes up our hair, muscles, and enzymes |
| functions of RNA | makes ribosomes and protein |
| DNA | contains genetic information, give us our traits |