Microbiology lab stuvia - Study guides, Class notes & Summaries

Microscope- The Condenser - ANSWERSfocuses the light ging into the objective lens Microscope- The Iris Diaphragm - ANSWERSadjusts the amount of light going into the objective lens Microscope- Nosepiece - ANSWERSholds the objective lenses and rotates to change from one objective to another Microscope- Coarse Objective Knob - ANSWERSmoves the stage larger distances to help get the object in focus Microscope- Fine Adjustment Knob - ANSWERSmoves the stage smaler increments to help get th...

Microscope- The Condenser - ANSWERSfocuses the light ging into the objective lens Microscope- The Iris Diaphragm - ANSWERSadjusts the amount of light going into the objective lens Microscope- Nosepiece - ANSWERSholds the objective lenses and rotates to change from one objective to another Microscope- Coarse Objective Knob - ANSWERSmoves the stage larger distances to help get the object in focus Microscope- Fine Adjustment Knob - ANSWERSmoves the stage smaler increments to help get th...

If an autoclave is working properly what color will the BTsure vial be after a 15min autoclave cycle? - ANSWER - Purple How do you use and Enteropluri tube? - ANSWER - Read the positive agar windows and circle the corresponding numbers. Add up each grouping of numbers to obtain a 5 digit biocode. Look up the biocode and find your unknown bacteria. What is the difference between a pure culture and a mixed culture? - ANSWER - A pure culture contains a single bacteria and will present itself ...

Oral consumption (eating, drinking, applying chap stick) is permitted in the microbiology lab - ANSWERSunder no circumstances. When is it okay to touch one's face/eyes/mouth/nose in the microbiology lab? - ANSWERSIt's never okay. What is the very first thing you should do when you enter the lab? - ANSWERSDisinfect your bench. What is the very last thing you should do before leaving the microbiology lab? - ANSWERSWash your hands. When working with hazardous chemicals and/or live mic...

Wet mount steps: - ANSWERS 2. specimen 3. Cover slip over specimen hanging drop steps: - ANSWERS1. Vaseline around cover slip 2. micro organism in center of cover slip 3. place concave slide on cover slip Gram stain steps: - ANSWERS1. Crystal Violet 2. Gram's Iodine 3. Ethyl Alcohol 4. Safranin Red negative stain steps: - ANSWERS1. nigrosin loop ria 4. slide to spread mixture 5. air dry acid-fast stain steps: - ANSWERS1. carbolfuchsin 2. acid alcohol 3. methyle...

What is the purpose of a streak plate? - ANSWERS1) To separate cells so that they grow to form isolated colonies 2) To confirm if a culture is a pure colony or mixed 3) To confirm is there is contamination in your culture What is a colony? - ANSWERSAreas of growth that arise from a single cell. How do colonies form? - ANSWERSThey are formed by spreading out cells. Cells are spread and reproduce over and over again through bionary fission until visable mass of cells appear. What is a pur...

Straighterline Microbiology Lab BIO250L Lab 3 Structure & Microscopy (New Version Updated)

Wet mount steps: - ANSWERS 2. specimen 3. Cover slip over specimen hanging drop steps: - ANSWERS1. Vaseline around cover slip 2. micro organism in center of cover slip 3. place concave slide on cover slip Gram stain steps: - ANSWERS1. Crystal Violet 2. Gram's Iodine 3. Ethyl Alcohol 4. Safranin Red negative stain steps: - ANSWERS1. nigrosin loop ria 4. slide to spread mixture 5. air dry acid-fast stain steps: - ANSWERS1

Amoeba proteus - ANSWERSKingdom: Protista Subkingdom: Protozoa Eukaryotic Balantidium coli - ANSWERSKingdom: Protista Subkingdom: Protozoa Eukaryotic Plasmodium falciparum - ANSWERSKingdom: Protista Subkingdom: Protozoa Eukaryotic Trypanosoma brucei gambiense - ANSWERSKingdom: Protista Subkingdom: Protozoa Eukaryotic Trichomonas vaginalis - ANSWERSKingdom: ProtistaBalantidium coli - ANSWERSKingdom: Protista Subkingdom: Protozoa Eukaryotic Balantidium coli - ANSWERSKing...

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...