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bio
| Term | Definition |
|---|---|
| Molecule | 2 or more atoms joined together by chemical bonding |
| creating diff isotopes | nuetron count |
| formation of ions | gain or loss of electrons |
| possible bonds an atom can form | # of electrons in a valence shell |
| polarity | axal distribution of positive and negative charges |
| amphipathic | split orientation. Both hydrophilic and hydrophobic |
| electrolyte | biologically useful ions |
| valence | outershell |
| reliance vs absolute continual vs final | science is based on probalitly based conclusion and continual testing |
| deductive | 2 or more existing premises are combined to form a new premise |
| radiation | emission of subatomic particles in the unstable nuclei |
| scientfic method | making empirical observations, making an forming a hypothesis, conduct and experiment, probaililty based conclusion, publish, more testing, theory building |
| proteins | forms clear part of eye (crystallin) breaks down lactose (lactase) holds cells together (elastin) |
| isomer | molecules with the same chemical content but different structural arrangements |
| electronegativity | abililty to attract electrons in a covalent bond |
| carbohydrates | long term energy storage (glycogen) provides energy transfer (lactose) provides quick energy (glucose) |
| cholestrol | basic building block of all steroid hormone holds arteries together acts as a spacer for the plasma membrane |
| substance | type of matter with identifiable chemical and physical properties |
| chemical bond | union of 2 or more atoms by means of electron sharing or transfer |
| ionic bond | complete transfer of electrons from 1 atom to another |
| hydrogen bond | weak electromagnetic attraction bewteen the partially positive hydrogen of 1 molecule. and a partially negative atom of another molecule |
| atom | smallest component of a element that retains the chemical and physical properties of that element |
| element | substance that cannot be broken down into other substances by ordinary chemical means |
| compound | substance with a fixed ratio of atoms |
| atomic # | # of protons in the nucleus |
| identity of an element | # of protons in an atom |
| Heat | total molecular motion in a system |
| Temp | avergae kinetic energy of a system |
| 6 characteristic of life | living things are interdependent living things are comprised of 1 or more cells living things are highly organized living things maintain homeostasis living things operate from a program called DNA living things reproduce partially or completely |
| covalent bond | sharing of electrons |
| control | allows for accounting of factorins of non experimental variables |
| non polar polar | even sharing uneven sharing |
| organic | molecules comprised of 1 or more carbon to carbon bonds |
| variable | anything that can affect the outcome |
| hypothesis | scientifically testable idea |
| theory | set of statements that are based on tested facts that explain,predict, and describe aspects of a given phenomenon |
| inductive deuctive | serveral individual instances are combined to form a premise 2 or more existing premises are combined to form a new premise |
| experiment | set of experiences designed to test an hypothesis |
| Lipis.fats. | cushioning of organs and tissues insullation lubricant for hair skin feathers |
| saturated unsaturated | single bond, stackable, straight chain, solid at room temp, animal unstackable, kinked, double cis, oily at room temp, plant |
| solution | consists of the solvent and solute |
| solvent | liquid that dissolves the particles |
| solute | particles dissolved in the solution |
| high cohesion high adhesion | water has the ability to stick to itself water has the ability to stick to other charged compounds |
| empirical | relying on the senses |
| specific heat | measure of how how resistant a substance is to changes in temp when outside heat is added |
| calorie | amount of energy needed to raise the temp of 1 gram of water by 1 degree celcius |
| primary secondary tertiary quaternary | linear sequence of amino acids peptide bonds. helix pleated sheets random coils hydrogen bond. globule fiber ionic and sulfur. compound polypeptide ionic and sulfur. |
| carbs. fats. phopholipid. protein. nucleic acid | mono,poly. 3fatty acid glycerol trigylcerside. 2 fatty acid glycerol choline phopsolipid. amino acid polypeptide . nucleotide polynuclueotide. |
| trace elements | potassium posphorus sulfur |
| top elements | hydrogen carbon nitrogen oxygen |
| isotope | diff forms of a given element based on varying neutron count |
Created by:
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