Terms : Hide Images
| 7918970557 | elements | simplest form of a substance | 0 | |
| 7918972864 | atom | actual basic unit | 1 | |
| 7918976328 | atom is made out of... | proton, neutron, electron | 2 | |
| 7918982954 | electrons _______ around the ______ and form the ______ | revolve; nucleus; electron cloud | 3 | |
| 7918988048 | isotopes | atoms of the same element that have a different number of nuetrons | 4 | |
| 7918991419 | some isotopes are | radioactive | 5 | |
| 7918996864 | compounds | a substance formed by the chemical combination of 2 or more elements | 6 | |
| 7919007669 | the cell is a________ containing some of the same elements found in the nonliving environment | complex chemical factory | 7 | |
| 7919028232 | two types of compounds | organic and inorganic | 8 | |
| 7919040070 | two types of chemical bonds | ionic and covalent | 9 | |
| 7919046040 | ionic bonds | 1 or more electrons are transferred | 10 | |
| 7919052736 | covalent bonds | electrons are shared | 11 | |
| 7919054906 | mixture | composed of two or more elements or compounds that are physically mixed | 12 | |
| 7919061350 | solute | dissolved part | 13 | |
| 7919061351 | solvent | liquid part | 14 | |
| 7919063281 | suspensions | materials that do not dissolve Ex. blood | 15 | |
| 7919067779 | structural formula | line drawing of the compound | 16 | |
| 7919069829 | molecular formula | actual formula for the compound | 17 | |
| 7919544231 | acids | begin with H (hydrogen) and taste sour | 18 | |
| 7919544232 | bases | end with (-OH) and taste bitter | 19 | |
| 7919550644 | pH scale | measure degree of acidity | 20 | |
| 7919567215 | living things use _______ as a key source of energy | carbohydrates | 21 | |
| 7919574104 | monosaccharides (simple sugars) | all have the formula C6 H12 O6 all have a simple ring structure ex. glucose |  | 22 |
| 7920396645 | disaccharides (double sugars) | all have the formula C6 H22 O11 ex. sucrose | 23 | |
| 7924319147 | polysaccharides | formed of three or more simple sugars | 24 | |
| 7924327171 | dehydration synthesis | combining simple molecules to form a more complex one with the removal of water |  | 25 |
| 7924336988 | polysaccharides are formed from..... | repeated dehydration syntheses of water | 26 | |
| 7924342939 | hydrolysis | addition of water to a compound to split it into smaller units |  | 27 |
| 7924350386 | lipid | (fats, oils, waxes, steroids) Chiefly function in energy storage, protection, and insulation Tend to be large molecules Key components of cell membranes |  | 28 |
| 7924373856 | ______ have long chains of carbon | lipids | 29 | |
| 7924391189 | protein | contain C, H, O, N made of amino acids Has a R group and a carboxyl group growth and repair, energy, and buffer |  | 30 |
| 7924404457 | R group | any group of atoms that change the property of the protein | 31 | |
| 7924414109 | dipeptide | formed from two amino acid subunits formed by dehydration synthesis | 32 | |
| 7924421454 | polypeptide | composed of three or more amino acids by synthesis reactions Ex, insulin | 33 | |
| 7924426015 | nucleic acids | composed of nucleotides store and transmit genetic information | 34 | |
| 7924433170 | 3 parts of nucleotides | 5-carbon sugar, phosphate group, nitrogenous group |  | 35 |
| 7924438300 | DNA (deoxyribonucleic acid) | contains genetic information | 36 | |
| 7924445440 | RNA (ribonucleic acid) | directs cellular protein synthesis | 37 | |
| 7924450994 | endothermic | taken in | 38 | |
| 7924453553 | exothermic | given off | 39 | |
| 7924464709 | factors influencing rate of enzyme action | pH, temperature, concentrations | 40 |
