lab exam 3 part 1

1 genus and 1 species

pour plate technique, radiant streak plate technique

nutrient agar, blood agar, chocolate agar, staphylococcus medium no.110, Thayer-martin agar, EMB agar, MacConkey agar, brilliant green agar, Hekoten agar

mesophile- 20-45 Celsius, psychrophile- 0-20 Celsius, thermophile- 40-80 Celsius, hyperthermophiles- 80-110 Celsius

bacillus cereus, micrococcus luteus, escherichia coli

hypotonic- movement of water into the cell, isotonic- water moves in both directions equally, hypertonic- movement of water out of the cell

by seeing turbidity, cloudiness, and sediments

disk diffusion test

its ability to inhibit or kill the target microorganism

90 Celsius to melt

42 Celsius

depends on the type of bacteria or fungi being targeted and their tolerance to such environmental conditions

creates thymine dimers, this leads to lethal mutations at long exposure times

lactobacillus species