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Bio Viruses and Bact

QuestionAnswer
Virus infectious particle made only of one strand of DNA or RNA surrounded by protein coat
Pathogen Agent that causes a disease
Bacteria one-celled organisms that can cause infection and create cheese and yogurt
Prokaryotes Bacteria and Achaea
Why viruses are not alive Cant reproduce by itself needs host, smaller than most cells, cant produce its own energy
Viroids particles that damage plants
Flagellum Used for moment
Antibiotics Chemicals that kill or slow down growth of bacteria
What do antibodies do to bacteria Stop growth of cell wall
Vaccines Made from weakened pathogens
What is it called when bacteria reproduce Binary Fission
Virus's structure genetic material covered by caspid
Capsid protein shell around dna
virus effects specific host
How the virus gets in the cell The surface proteins attach to the receptor molecules of a host then enters and injects dna then multiplies
Virus's nuceic acid Can be DNA or RNA never both
Bacteriophages Viruses that prey on bacteria
Lytic Cycle Host bursts and releases new viral offspring in the host's system
Lysogenic Infection A phage combines in DNA into the host cell's DNA, remain inactive, activate to produce new signals appears
HIV injects the RNA strand which through reverse transcription creates a DNA strand that fuses with host's DNA.
Retro virus Any RNA virus that inserts a DNA copy of its genome into the host cell in order to replicate
What can HIV lead to AIDS
Antibodies vs viruses Antibodies fight with out immunine system where vaccines are weakened pathogens Antibodies kill bacteria Vaccines activate antibiotics
Thermophiles High temperatures
acidophile acidic environement
Halophile salt environments
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