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BIOL 2117 CH 7 TERMS 2

Across
EX) XRAYS, GAMMA RAYS, ELECTRON BEAMS), HAS A WAVELENGTH SHORTER THAN NONIONIZING RADIATION, LESS THAN ABOUT 1NM, IONIZES WATER TO CREATE REACTIVE HYDROXYL RADICALS, DAMAGES DNA BY CAUSING LETHAL MUTATIONS.
ULTIMATE MEANS OF STERILIZATION, STERILIZING PAPER CUPS, BAGS, AND DRESSINGS.
HIGH-EFFICIENCY PARTICULATE AIR, REMOVE ALMOST ALL MICROORGANISMS LARGER THAN ABOUT 0.3um IN DIAMETER.
KILL BY HEAT, NOT ESPECIALLY ANTIMICROBIAL.
KILLS BY OXIDATION.
FREEZE-DRYING, A LABORATORY PROCESS FOR PRESERVING MICROBES.
SUBFREEZING TEMPS TEND TO RENDER MICROBES DORMANT BUT DO NOT NECESSARILY KILL THEM. MANY EUKARYOTES, SUCH AS ROUNDWORMS ARE KILLED BY FREEZING.
INJURE LIPIDS OF PLASMA MEMBRANES, CAUSING LEAKAGE, = CARBONIC ACID, FIRST USED BY LISTER, USED IN THROAT LOZENGENS FOR ITS LOCAL ANESTHETIC EFFECT.
HAS A BARIOSTATIC EFFECT.
Down
HAS A WAVELENGTH LONGER THAN IONIZING RADIATION, USUALLY GREATER THAN 1NM, EX) UV, 260NM, DAMAGES DNA BY CREATING THYMINE DIMERS.
THE PROCESS OF STERILIZING AN INOCULATING LOOP BY HOLDING IT IN AN OPEN FLAME.
PSYCHROTROPHS GROW SLOWLY AND WILL ALTER THE APPEARANCE AND TASTES OF FOODS OVER TIME. PATHOGENIC BACTERIA GENERALLY DOES NOT GROW, LISTERIA IS ONE IMPORTANT EXCEPTION.
ABSENCE OF WATER PREVENTS METABOLISM, MICROORGANISMS CANNOT GROW OR REPRODUCE BUT MAY REMAIN VIABLE FOR YEARS.
REMOVES MICROBES GREATER THAN 0.22um, COMPOSE OF CELLULOSE ESTERS OR PLASTIC POLYMERS.
MAY BE EFFECTIVE BECAUSE SOME ARE USED ON SKIN. THEY ARE A MIXTURE OF HYDROCARBONS EXTRACTED FROM PLANTS.
CONTAIN TWO PHENOL GROUPS CONNECT BY A BRIDGE, HEXACHLOROPHENE AND TRICLOSAN, DISRUPT PLASMA MEMBRANES. EX) PHISOHEX, USED FOR SURGICAL AND HOSPITAL MICROBIAL CONTROL PROCEDURES. EX)TRICLOSAN, AN INGREDIENT IN ANTIBACTERIAL SOAPS, AND TOOTHPASTE.