Classification of Microorganisms
Smallest Microorganisms consisting of RNA or DNA
What is a virus?
Pairs of circular cocci
Diplococci
Who developed the Gram Stain?
Dr. Hans Christian Gram
Incomplete hemolysis of RBCs seen as a green color around the colonies
Alpha Hemolysis
This disease causes fever, extensive bleeding and destruction of internal organs. First discovered in 1976 in 2 different areas of Africa.
Ebola
These unicellular organisms reproduce by binary fission
What is bacteria?
Chains of circular cocci
Streptococci
A Gram stain that is purple is known as?
Gram-positive
Complete hemolysis of RBCs seen as a cleared area where the colonies have hemolyzed the blood
Beta Hemolysis
This virus had mutated genes from former flu viruses that normally circulated in pigs in Europe and Asia and in bird genes and human genes
Swine flu or H1N1
These organisms live on or in a host can be one-celled or many-celled
What is a parasite?
Clusters of circular cocci
Staphylococci
A Gram stain that is pink/red is known as?
Gram-negative
No toxin is present and no hemolysis is seen around the colonies
Gamma Hemolysis
First discovered in 1981, is the cause of AIDS. Uncurable.
This microorganism can be classified as a mold or yeast
What is Fungi or Fungus
Rod-shaped bacteria
Bacilli
The most crucial step while doing a Gram stain is?
The decolorizer
What is the name of the bacteria that causes strep throat?
Streptococcus pyrogenes
Very old disease, Fifth plague of the bible. The endospores can live for 40 years
Anthrax
Describe the nomenclature system
Genus species. Genus is capitalized, species is lowercase when written it is italicized or underlined.
Spiral-shaped bacteria
Spirilla
What is the name of the last Staining reagent?
Safranin
When doing a strep culture a white disk is used that has a specific amount of antibiotic in it. What antibiotic is used?
Bacitracin
Also known as the black death, this disease leads to black spots on the skin
The plague (Yersinia pestis)