Micro Lecture Exam 1

20 terms by txibarra 

Ready to study?
Start with Flashcards

Create a new folder

Advertisement Upgrade to remove ads

Quiz Questions

immunology

the study of the immune response to infection caused by microorganisms

all microorganisms are best defined as organisms that

are too small to be seen with the unaided eye

pathogens

disease causing microorganisms

If you inoculate staph and e-coli but only one grows in the culture what happened

it is a selective culture

pure culture

contains only one species of microorganism

agar is a complex polysaccharide that comes from

algae

For which bacterial genus is mannitol salt agar selective

staphylococcus

Newly inoculated cultures must be________ at a specific temperature and time to encourage growth

incubated

The Five I's are

Inoculate, Incubate, Isolate, Inspection, Identify

The purpose of staining cells on a microscope slide is to

Add contrast in order to see them

The type of microscope in which you would see brightly illuminated specimens against a black backgound is

dark-feild

What type of isolation technique is most effective for the majority of applications

streak plate

Which of the following magnifies the specimen to produce the real image of the specimen

objective lens

Which type of medium is able to distinguish different types of microorganisms based on an observable change in the colonies or in the medium

differential

three physical forms of laboratory media are

solid, semisolid, and liquid

a prokaryotic cell wall that has primarily peptidoglycan with small amounts of teichoic acid and lipoteichoic acid is

gram positive

bacteria in the genus Mycoplasma and bacteria called L-forms lack cell walls

true

Both gram positive and gram negative cells have outer membranes

false

chemotaxis refers to the ability to

move in response to a chemical

spirochetes have a twisting and flexing locomotion due to appendages called

periplasmic flagella (axial filaments)

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set