Term
|
Definition
| molecules made or broken down in body |
|
|
Term
|
Definition
| inorganic ions which conduct electricity in solution |
|
|
Term
|
Definition
| hydro-water, philos=loving. reacts with water |
|
|
Term
|
Definition
| phobos=fear, does not react with water |
|
|
Term
pH.
acid-pH lower than 7.0
**high H+ concentration
***low Oh- concentration
base-pH higher than 7.0
**low h+ concentration
**high oh- concentration |
|
Definition
| the concentration of hydrogen ions (h+) in a solution ***two types? |
|
|
Term
carbohydrates.
*monosaccharides-simple sugars with 3 to 7 carbon atoms (glucose)
*disaccarides- 2 simples sugars condensed by denydration synthesis (sucrose)
*polysaccarides-chains of many simple sugars (glycogen) |
|
Definition
| quick energy sources and components of membranes.** three types? |
|
|
Term
|
Definition
| contains lipids, carbohydrates, and functional proteins |
|
|
Term
|
Definition
| structural protein for shape and strength |
|
|
Term
|
Definition
| increase surface area for absorption, attach to cyotskeleton |
|
|
Term
ribosomes.
*free ribosomes-in cytoplasm-proteins for cell
*fixed ribosomes-attatched to ER-proteins for secretion |
|
Definition
| build polypeptides in protein synthesis, **two types? |
|
|
Term
|
Definition
| synthesis of proteins, carbohydrates, and lipids, storage of synthesized molecules and materials, transport materials, detoxification of drugs or toxins |
|
|
Term
golgi app
*secretory vesicles-modify and package products for exocytosis
*membrane renewal visicles- add or remove membrane components
*transport vesicles-carry materials to and from golgi apparatus |
|
Definition
| vesicles enter forming face and exit maturing face. *3 vesicles? |
|
|
Term
|
Definition
| powerful enzyme-containing vesicles, clean up in side cells, break down large molecules, attack bacteria, recycle damaged organelles, ejects wastes by exocytosis |
|
|
Term
enzymes
*specificity-one enzyme catalysts one reaction
*saturation limits-an enzymes maximum work rate
*regulation-the ability to turn off and on |
|
Definition
| catalysts that (or proteins) lower activation energy of a chemical reaction. *3 characteristics? |
|
|
Term
|
Definition
| -the osmotic effect of a solute on a cell |
|
|
Term
|
Definition
| -molecules mix randomly, solute spreads through solvent, eliminates concentration gradient |
|
|
