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Bacteria and Viruses

What is the protein coat? layer that surrounds a virus so it can bind to the host cell
What is conjugation? simple process that bacteria goes through to reproduce
What to prokaryote cells not have? nucleus
What are Obligate anaerobes? organisms that live in oxygen free environments
What genetic material do retroviruses have? Rna
When do bacteria form endospores? When environmental conditions are unfavorable
What helps bacteria to move? flagella
What do aerobic bacteria need to have to survive? oxygen
What is a pathogen? a disease causing agent
What were the earliest bacteria? Archaea
What shapes do bacteria occur in? rod, round, spiral
What part of the host cell does a virus take over? nucleus
All bacteria are what? prokaryotic
What is conjugation? it is how bacteria exchange genetic material---they do not create new cells, but share and create genetic diversity
What does an antibiotic do? kills bacteria
What are the basic structures of a virus? protein coat and nucleic acid
What do viruses need to survive? a living host
What is a weakened or killed form of a pathogen? a vaccine
What are the 5 conditions bacteria grow best? moisture, darkness, space to grow, suitable temperature, food source
Name 2 ways bacteria helps the ecosystem and humans?
Created by: ellist