Results of the testing microbial growth practical Flashcards

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1
Q

Overnight the antibiotics will

The antibiotic is most concentrated where the paper disk is

A

diffuse outwards from each paper disk so that a gradient of antibiotic forms

located

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2
Q

If the bacteria being investigated is vulnerable to an antibiotic then a

A

clear area will be visible around the disc
There are no bacteria present in the clear area

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3
Q

The clear area will end when the concentration of antibiotic reaches a level that the bacteria are…….

A

no longer susceptible to

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4
Q

More effective antibiotics require a lower concentration to

so they will produce…..

A

kill bacteria and so they will produce larger clear zones

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5
Q

If a bacteria is completely resistant to an antibiotic then there will be

A

no clear zone around that particular paper disk

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6
Q

The minimum inhibitory concentration (MIC)

When antibiotics are used to treat bacterial infections, the dosage used is carefully controlled
The minimum inhibitory concentration (MIC) is the

A

lowest concentration of a substance that will inhibit the growth of a microorganism

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7
Q

is expected that you will be able to suggest aseptic techniques that should be used for specific experiments. Make sure to learn a few of the ones above so that you can get those marks!

A
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