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Biology Final Microbiology
N/A
19
Biology
10th Grade
06/13/2010

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Term
Virus
Definition

noncellular particle made of genetic material and protein which invades a livin cell

  • not made of a cell (nonliving)
  • DNA and RNA
  • protein protects genetic material
  • need living cell to reproduce
  • very specific
Term
Capsid
Definition
protein that protects genetic material
Term
Genetic material DNA and RNA
Definition
all instructions for making more viral particles
Term
Bacteria Phage
Definition
virus that infects bacteria cells
Term
Icosahedral
Definition
capsid is geometric
Term
Lytic cycle
Definition
the process by which a virus infects a host cell and immediately makes more viral particles and destroys the host cell
Term
Lysogenic cycle
Definition
type of viral infection that results in a period of dormancy before causing lysis or destruction of host cell
Term
T-helper cells
Definition

stimulates the immune response

(HIV attacks these cells)

Term
HIV
Definition
Human Immunodeficiency Virus
Term
Enzyme Reverse Transcriptase
Definition
helps viral RNA to change into viral DNA
Term
Bacteria
Definition
live in any environment, one cells (prokaryotic), causes disease, digests food, oil, and sewage
Term
Cell wall
Definition
peptidoglycan
Term
Cocci
Definition
round or spherical
Term
Bacillus
Definition
rod
Term
Spirilla
Definition
spiral
Term
Strepto
Definition
chain
Term
Staphlo
Definition
cluster
Term
Gram +
Definition
  • thick cell wall
  • stains purple
  • easily treated with antibiotics
  • (strep throat)
Term
Gram -
Definition
  • thin cell wall
  • a second protective layer
  • stains pink
  • difficult to treat with antibiotics
  • (Syphilis)
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