Exam (elaborations)
MCB3020 EXAM 1 USF QUESTIONS AND ANSWERS
- Course
- Institution
MCB3020 EXAM 1 USF QUESTIONS AND ANSWERS
[Show more]
Content preview
Name: Score:84 Multiple choice questions
Term 1 of 84
hopanoids
can survive under extreme pressure and will rupture if exposed to normal atmospheric
pressure
specialized intracellular membranes
spiral-shaped bacteria that have flexible walls and are capable of movement
Structurally similar to sterols
Present in membranes of many Bacteria
(modify rigidity and fluidity)
Term 2 of 84
Psychrophiles
chitin (nag)
heat loving (rich in saturated fatty acids)
cold-loving microbes
(Rich in unsaturated fatty acids)
can survive under extreme pressure and will rupture if exposed to normal atmospheric
pressure
,Term 3 of 84
essential cations
Mg^2+ Fe^8+ K+ Ca^2+
Mg^2+
Fe^2+
K+
Ca^2+
Mg^2+ Fe^3+ K+ Ca^2+
Mg^2+ Fe^2+ K+ Ca^102+
Term 4 of 84
negative stain
colors the background, which makes capsules more visible
targets the nucleus of bacterial cells, enhancing capsule visibility
stains the bacterial cell wall, making capsules less visible
highlights the flagella of bacteria, making capsules invisible
Term 5 of 84
Endosymbiosis
A theorized process in which early eukaryotic cells were formed from simpler
prokaryotes.
The process of cell division in prokaryotic cells.
A type of photosynthesis found in plants.
The movement of molecules across a cell membrane.
,Term 6 of 84
Thylakoid
specialized intracellular membranes
protozoa, fungi, algae
aqueous region between outer and inner membrane
peptidoglycan
Term 7 of 84
Fungal Cell walls
heat loving (rich in saturated fatty acids)
a staining method that distinguishes between two different kinds of bacterial cell walls.
developed the endosymbiotic theory.
chitin (NAG)
Term 8 of 84
Halophiles
salt loving
acid loving
redi and pasteur
high pressure loving
Term 9 of 84
Archaea cell wall
composed of surface-layer (S-layer) proteins
This wall is highly permeable
consists of a phospholipid bilayer containing lipid soluble proteins
The ability to clearly distinguish the individual parts of an object
carrier proteins that use energy from ATP to transport solutes
, Term 10 of 84
Prokaryotic cell division results in
chemical affinity, labeled antibodies, dna hybridization
binary fission: splits in 2, exact copies, quick and efficient with few mutations, but
reduces amount of genetic variation
separate but identical daughter cells
binary fission: splits in 2, exact copies, quick and efficient with few mutations, but
reduces amount of genetic variation
Term 11 of 84
The gylcan chains consist of repeating disaccharide molecule
Glucose and galactose
N-acetylglucosamine (NAG) and N-acetylmuramic acid (NAM)
Chitin and nag
What is difference between genotype and phenotype?
Term 12 of 84
extremophiles
live in extreme environments
bacteria that live on or in our bodies
contain nuclei
protozoa, fungi, algae
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 selftest. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.00. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75759 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now