Microbiology Lab Exam 1 Questions & Answers(SCORED A)

when viewing a smear with the oil immersion lens the final magnification is - ANSWERS1000x;10x ocular x 100X objective what is the purpose of heat fixing - ANSWERSkill the bacteria, adhere to glass anddenature the proteins of bacteria name oneof the stains or regents used in the gram stain procedure - ANSWERSgram crystal violet, gram iodine, gram sfaranin, 95% ethanol why are aseptic techniques used in the lab? - ANSWERSto ensure that we do not contaminate what we are working with as as to ensue that we do not acciently inoculate ouselves. example of aseptic techniques are flaming the loop/needle sterilizing it, breifly flaming the test tube before and after obtaining the sample. the gram reaction is due to differences in the structure of wat part of the microbe - ANSWERSits cell wall, specifically peptidoglycan, gram positive bacteria have thicker peptidoglycan layer compared to GN bacteria. Name 2 inoculating tools you will be using in this lab - ANSWERSloop, needle what color is a gram positive microbe - ANSWERSpurple