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Chapter 1 - The Main Themes of Microbiology
Test 1
110
Microbiology
Undergraduate 3
02/09/2013

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Term
What is microbiology?
Definition
The study of microorganisms.
Term
What are microorganisms or microbes?
Definition
Living things that are too small to be seen without magnification.
Term
What are microorganisms commonly called?
Definition
Germs, viruses, agents
Term
Do all microorganisms cause diease?
Definition
NO. Some useful for human life.
Term
What are the 5 groups of microorganisms?
Definition
Bacteria, algae, protozoa, helminthes and fungi.
Term
Why are they studied?
Definition
For their link to human diseases.
Term
Are viruses included in these 5 groups?
Definition
No, own class.
Term
What are viruses?
Definition
Noncellular, parasitic, protein-coated genetic elements that can infect all living things including other microorganisms.
Term
Can viruses live outside their host?
Definition
No.
Term
What is agricultural microbiology?
Definition
Study of plant diseases and pesticides.
Term
What is biotechnology?
Definition
Using biology to solve everyday problems. Genetically modified food.
Term
What is Food and Dairy Microbiology?
Definition
Pasteurization. Making food safe.
Term
What is genetic engineering and recombinant DNA technology?
Definition
Genetically engineered plants/animals for research.
Term
What is Public Health Microbiology and Epidemiolgy?
Definition
CDC.
Term
What is immunology?
Definition
The study of the immune system.
Term
What is Geomicrobiology?
Definition
The study of bacteria in soil and rocks.
Term
What is Marine Microbiology?
Definition
Study of aquatic life microbiology.
Term
What is Astromicobiology?
Definition
Study of life on other planets.
Term
What is Etiology?
Definition
The cause of the disease.
Term
What is Bacteriology?
Definition
The study of Bacteria.
Term
What is Phycology?
Definition
The study is algae.
Term
What is Mycology?
Definition
The study of fungi.
Term
What is Protozoology?
Definition
The study of protozoa.
Term
What is virology?
Definition
The study of viruses.
Term
How are microorganisms used in food?
Definition
Baker's/Brewer's yeast, cheeses, moldy bread on wounds.
Term
What is Biotechnology?
Definition
When humans manipulate microorganisms to make products in an industrial setting.
Term
What is Genetic engineering?
Definition
When new products and genetically modified organisms are created.
Term
What is Recombiant DNA technology?
Definition
It allows microbes to be engineered to synthesize desirable proteins like drugs, hormones and enzymes.
Term
WHat is Bioremediation?
Definition
When microbes are introduced to the environment to restore stability or clean up toxic pollutants. Oil spills, chemical spills.
Term
Are microorganisms used in Waste and Sewage treatment?
Definition
Yes.
Term
All living things are classified into ___ categories.
Definition
3.
Term
What are the three domains?
Definition
Bacteria (Eubacteria), Archaea (Ancient), Eukarya (Eucarya).
Term
What category do prokaryotes fall into?
Definition
Bacteria.
Term
What are the most common shapes of the Bacteria domain?
Definition
Rod shaped (Bacillus), Round (Coccus), and Sprial (Spirillum).
Term
What are their cell walls composed mostly of?
Definition
Peptidoglycan.
Term
How do those in the Bacteria domain reproduce?
Definition
Binary Fission AKA asexual splitting
Term
How do those in the Bacteria domain move?
Definition
Flagella
Term
Are Bacteria usually single or mutlicelled?
Definition
Single.
Term
Are those in the Archaea domain medically significant?
Definition
No.
Term
Are Archaea similar or different to Bacteria in size, shape and appearance?
Definition
Similar.
Term
Do Archaea reproduce and move the same or differently than Bacteria?
Definition
Same.
Term
What is the main difference between Archaea and Bacteria?
Definition
Archaea do not have Peptidoglycan in their cell wall.
Term
Where do Archaea generally live?
Definition
Places of extreme environmental conditions such as the poles, volcanoes..
Term
Which domain is the largest?
Definition
Eukarya.
Term
What does domain Eukarya include?
Definition
Every other living organism, both single and multicellular.
Term
What are carriers? (Subgroups)
Definition
Algae, Fungi, Protozoa, Helminthes, and Insects.
Term
Does the Algae group have single or multicellular organisms?
Definition
Both.
Term
Does all Algae contain chlorophyll?
Definition
Yes.
Term
Where are Algae usually found?
Definition
Near the surface of salt or fresh water.
Term
Algae have a ____ _____ _____ and move via ____.
Definition
rigid cell wall/flagella.
Term
Most algae are ___-_____.
Definition
non-motile.
Term
Is red algae harmful to humans?
Definition
Yes.
Term
Does the Fungi group contain single or multicellular organisms?
Definition
Both.
Term
Are there mushrooms that infect the human body?
Definition
No.
Term
Where are Fungi usually found?
Definition
Land.
Term
Do they have a metabolism?
Definition
Yes.
Term
What are Fungi also known as?
Definition
Decomposers.
Term
Describe Fungi's cell wall.
Definition
Rigid.
Term
Are Fungi motile?
Definition
NO.
Term
Where do Fungi get their nutrients from?
Definition
Dead organisms
Term
All living things are also grouped by their ____ ______.
Definition
cell structure.
Term
Are Prokaryotic cells metabolically limited?
Definition
No.
Term
Structurally ________, Metabolically _________.
Definition
Simple/Diverse.
Term
Do Prokaryotes have a "true nucleus"? What about membrane bound organelles?
Definition
No. No.
Term
Are Prokaryotes single or multicellular?
Definition
Single celled.
Term
Members usually have a rigid ____ _____.
Definition
Cell wall.
Term
All members of both Domain _______ and Domain ________ are prokaryotes
Definition
Archaea and Bacteria
Term
Are Eukaryotic cells more or less structurally complex than prokaryotes?
Definition
More.
Term
Are they metabolically more complex or simple than prokaryotes?
Definition
Simple.
Term
Do Eukaryotic cells possess a true nucleus and membrane bound organelles?
Definition
Yes.
Term
Are Eurkaryotes single-celled or multicellular?
Definition
Both
Term
Depending on their kingdom, Eukaryotic cells may or may not have a _____ _____.
Definition
cell wall.
Term
All members of Domain _____ are Eukaryotes.
Definition
Eukarya.
Term
What are viruses/viroids/prions?
Definition
Infectuous particles/"Oid" means like.
Term
Are viruses independently living cellular organisms?
Definition
No.
Term
Are they simpler or more complex than cells?
Definition
Simpler. They are basically just a small amount of DNA or RNA wrapped in protein and some by a lipid membrane/envelope.
Term
Individuals are called a...
Definition
Virus particle or virion
Term
How do they survive?
Definition
They depend on the infected cell's metabolism/machinery to multiply and disperse. They are hijackers.
Term
Are viroids bigger or smaller than viruses?
Definition
Smaller
Term
What do viroids consist of?
Definition
A single, short piece of RNA without a protective coat.
Term
What are viroids confirmed to cause disease in?
Definition
Plants. But they are suspected in causing disease in humans as well.
Term
Prions are a _______ in the body that we know no reason for having
Definition
protein
Term
What are Prions? Do they replicate or activate?
Definition
The smallest known infectuous particles. Activate.
Term
What do Prions consist of?
Definition
They are a small protein without a protective coat.
Term
What are Prions responsible for?
Definition
Neurodegenerative diseases in humans and animals. Potential cause of alzheimers.
Term
Who is Robert Hook?
Definition
Provided the earliest record of mircobes in the early 1660's.
Term
Who coined the term for cells? What latin word does it come from?
Definition
Robert Hook. Cellula or small room.
Term
Who created the single lens microscope?
Definition
Antonie van Leeuwenhoek
Term
When did Leeuwenhoek observe and draw the first bacteria?
Definition
1676
Term
What is Antonie van Leeuwenhoek known as?
Definition
The Father of Bacteriology and Protozoology.
Term
Who developed the Aeseptic Technique?
Definition
Joseph Lister.
Term
Who is the Father of Microbiology?
Definition
Louis Pasteur
Term
What did Pasteur definitively refute?
Definition
The idea of spontaneous generation.
Term
Pasteur helped clarify the role of microbes in beer and wine making AKA __________.
Definition
Fermentation
Term
Pasteur invented ________, and _________ vaccine for animals.
Definition
pasteurization and anthrax
Term
What did Pasteur propose the idea of?
Definition
infectuous particles that are smaller than bacteria called viruses.
Term
What did Robert Koch develop?
Definition
Postulates - a series of proofs that could be used to establish whether an organism was pathogenic and what disease it caused. Still used today.
Term
Who was the first to confirm that anthrax was caused by a bacterium (Bacillus Anthracis)?
Definition
Robert Koch
Term
Who introduced the vaccine for small pox and how was it made? Was this the first vaccine ever made?
Definition
Edward Jenner. Using the Cowpox virus. Yes.
Term
Who coined the term vaccination?
Definition
Jenner. Referred to Vacinia which is the virus that causes Cowpox.
Term
Who's work started the field of Immunology?
Definition
Jenner.
Term
Who founded the world's first Nursing school?
Definition
Florence Nightingale.
Term
Who discovered penicillin?
Definition
Alexander Flemming.
Term
Who discovered the structure of DNA?
Definition
James Watson and Francis Crick. (Rosalin Franklin)
Term
Who developed the first inject-able (dead) polio vaccine?
Definition
Jonas Salk.
Term
Who developed the first live oral polio vaccine?
Definition
Albert Sabin
Term
Who discovered Prions and later won a Nobel Prize for his work?
Definition
Stanley Prusiner
Term
Who isolated and characterized HIV? Who got their Nobel Prize revoked?
Definition
Luc Montagnier and Robert Gallo. Gallo.
Term
Who devloped the polymerase chain reaction? What does it allow us to do? What is it used in?
Definition
Kary Mullis. To make copies of genetic material. Paternity testing, CSI bullshit.
Term
Are prions or viroids found in proteins in the body? Do we know the reason for this?
Definition
Prions. No.
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