MCB 2610 Lab Practical Questions And Answers Latest Updates

What is the magnification value of the ONLY objective lens that should come in contact with immersion oil? - ️️100x What are the 4 phases of microbial growth? - ️️lag phase log phase stationary phase death phase in what orientation do you incubate the plates after they have been streaked? - ️️agar half on top what must you do to the loop before every use? - ️️flame sterilize your loop T/F: The last thing you do before leaving the lab is take off your lab coat - ️️False T/F: When performing a T-streak, the loop goes into the tube 3 times (once for each section of the plate) - ️️False T/F: You do not heat a pipette in the bunsen burner flame - ️️True what is the first thing you should do following a spill? - ️️alert TA Who do you contact to reschedule a lab? - ️️one of your TAs or lab supervisor Where do the test tubes get disposed of? - ️️Test tube waste under sink which of the following is an indirect mode of transmission? - ️️cell phone T/F: When making a smear of the culture, you heat fix the slide before air drying it completely - ️️False The __________ method is a quick and easy way to isolate bacteria - ️️streak plate T/F: Washing your hands is the last thing you do when you leave the lab - ️️True Pertaining to the Gram Stain, cells that retain crystal violet & appear purple are said to be __________ - ️️Gram positive T/F: your name, the date, and sample information goes on the lid of the agar dish - ️️FalsePertaining to the Gram Stain, cells that do not retain crystal violet & appear pink are said to be Gram ________ - ️️Negative T/F: heat used during staining does not cause sporulation - ️️True