MCB 2610 Lab Practical Questions And Answers Latest Updates
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Course
MCB 2610 Lab
Institution
MCB 2610 Lab
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 strea...
MCB 2610 Lab Practical
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 -
✔️✔️False
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