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55 Cards in this Set

  • Front
  • Back
Which cell has NO true nucleus?
Prokaryotic
What is not used in a gram stain-
Vioet Crystal, Safranin, Iodine, Indian Ink, or Ethanol?
Indian Ink
Where is energy obtained from?
ATP
Which cell has more peptidoglycan-- gram positive or gram negative?
Gram positive
Which cell is more complex in structure-- gram positive or gram negative?
Gram negative
What difference is their in gram positive organisms and gram negative organisms that cause them to stain a different color?
Their cell wall
Who is considered the "father of microbiology"?
Leeuwenhoek
Who proposed biogensis?
Virchow
Where is rRNA produced?
Nuceleus
What is the order of taxonomy?
Kingdom, Division, Class, Order, Family, Genus, Species
A eukaryote with a tuft of flagella at one end is called what?
Lophotrichous
A eukaryote with no falgella is called what?
Atrichous
A eukaryote with flagella all over is called what?
Peritrichous
A eukaryote with flagella at one end is called what?
Monotrichous
A eukaryote that has one flagella on each end is called what?
Amphitrichous
Who came up with Koch's postulates?
Koch
Which cell- gram positive or gram negative- can have up to 40 layers of peptidoglycan?
Gram positive
Which cell- gram positive or gram negative- contains techoic acid?
Gram positive
What are microorganisms that live on dead or decaying material?
Saprophytes
What percentage of microbes are pathogens?
3%
Who developed a treatment for rabies?
Pasteur
Semmelweis suggested childbed fever could be reduced by doing what?
Washing hands
Who was the British Surgeon who infected himself and confused gonorrhea and syphillis?
Hunter
Are there more pathogens or nonpathogens?
nonpathogens
Cilia is found on what type of cell?
Eukaryotic
Pilli is found on what type of cell?
Prokaryotic
Approximately how many people died before the age of 10 with infectious disease?
50%
What is variolation?
Giving someone a minor form of a disease so they are immune to the major form, such as cow pox and small pox
Pasteurization was first used to solve the problem of what?
Wine disease
What do we call microbes that live on or in a person?
Indigenous microflora
Mitochondria is found in eukaryotes, prokaryotes or netiher?
Eukaryotes
What organelle is the site of proen synthesis?
Ribosome
What is the type of glycocaylx that is losely attached to the baterial cell wall?
Slime layer
Which are molecules of extra chromosomal DNA?
Plasmids
Does pasteurization kill all bacteria?
NO
What is found in the wall of gram positive and gram negative bacteria but not in the wall of archean?
Peptidoglycan
Who discovered the causitive organism of plague?
Yersin
Chromosomes are found in eukaryotes, prokaryotes, both or neither?
Both
Who is known for Aseptic technique?
Lister
Cocci are what shape?
round
Bacilli are what shaped?
Mostly rod, some are comma shaped.
Are streptococci in lines or clusters?
Line
Are staphylococci in lines or clusters?
Clusters
If a cell is placed in a hypertonic solution what will it do? In a hypotonic solution?
Hpertonic the cell will shrink up. Hypotonic the cell will swell.
What does bacterialcidal mean?
Bacterialstatic?
Bacterialcidal-kills bacteria.
Bacerialstatic- keeps bacteria from replicating, bacteria will evetually die off.
What sythesizes and secretes enzymes?
Cytoplasmic membrane
Phospholipids' tails are?
Hydrophobic
Phospholipids' heads are?
Hydrophillic
The phospholipid layer contains proteins which acts as a pore, what do these pores allow?
Pores allow somethings to come in and somthings not to come in.
What would osmotic pressure cause a cell to do if the cell did not have a cell wall?
Burst
What are antigens?
Foreign substances found on the outside of viruses and some microbes.
What do antigens stimulate?
The immune system
When the immune system is stimulated what does it do?
Send out antibodies.
Who had the idea of magic bullets?
Ehrlich
opportunistic pathogens
live on or in an organism and do not cause harm, but have the capacity to cause harm in immunocompromised organisms.