Exam (elaborations)
BIOS 280 FINAL EXAM 100% SOLVED
- Course
- Institution
BIOS 280 FINAL EXAM 100% SOLVED
[Show more]
Content preview
BIOS 280 FINAL EXAM 100% SOLVEDglucose mineral salt agar Correct Ans-simple, defined medium. To survive, organism needs
to make all their cellular components from glucose and inorganic salts
trypticase soy agar Correct Ans-undefined medium with soy products and proteins.
Supports growth for most bacteria, including those that require vitamins, pre-formed amino
acids, or other growth factors
blood agar Correct Ans-very rich medium, 5% sheep's blood is added to the agar before it
is poured into the Petri dish. This agar allows evaluation of the type of hemolysis produced by
microorganisms
mannitol salts agar Correct Ans-selective for salt tolerant microorganisms and inhibits the
growth of gram-negative bacteria. It is differential for organisms that ferment mannitol. The
red agar will turn yellow if the organism can ferment mannitol
eosin methylene blue Correct Ans-usually selective for gram-negative rods and usually
inhibits the growth of gram-positive bacteria. It is differential for bacteria that can ferment
lactose. The fermenters will produce dark purple colonies. If the fermenter produces a lot of
, BIOS 280 FINAL EXAM 100% SOLVED
acid as a waste product, the colony will have a green sheen. Non-fermenter colonies will be
white or light pink
gram positive Correct Ans-will appear purple after a gram stain
gram negative Correct Ans-will appear pink/red after a gram stain
size Correct Ans-pinpoint, pinhead, small, medium, large
shape Correct Ans-round or irregular
color Correct Ans-beige, cream, yellow, red, pink, orange
margins Correct Ans-smooth, indistinct, lobulated, lobate, irregular, filamentous
consistency Correct Ans-dry (surface is dull), moist (surface is shiny), mucoid (surface is
slimy)
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller GOLDTUTORS. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79223 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now