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Ch. 21

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PRESENTATION OUTLINE

VIRUS

particle made of protein, nucleic acids and sometimes lipids that can replicate only by infecting living cells
Photo by NIAID

Lytic infection

type of infection In which the virus enters a cell make a copy and causes of the cell to burst

Bacteriophage

kind of virus that infects bacteria

Lysogenic infection Retrovirus Prokaryote

type of infection in which a virus and embeds in DNA into the DNA of the host cell and is replicated along with the host cells DNA
Photo by CDC

Pathogen

disease causing agent
Photo by Scott Zona

Vaccine

- prep of weekend or killed pathogens used to produce immunity to a disease
Photo by NIAID

Antibiotic

A group of drugs used to block the growth and reproduction of bacterial pathogen‘s
Photo by a-md

Cilium

short hair light projection that produces movement
Photo by TheJCB

Flagellum

structure used by protist for movement

Alternation of Generations Fungi-

lifecycle that has two altering phases

Chitin

complex carbohydrate that makes up the cell walls of fungi
Photo by Lysander Yuen

Hyphae

One of many long slender filaments that make up the body of a fungus
Photo by sp3ccylad

Fruiting body

reproductive structure of a fungus that grows from the mycelium
Photo by Laura Ockel

Lichen

symbiotic association with a fungus in a photosynthetic organism
Photo by PKMousie

Mycorrhiza

symbiotic association of plant roots and fungi
Photo by wallygrom