Viruses

What are the structural components of viruses

• enclosed with a lipid coat

• smaller and simpler than bacteria

• in every case it's in a membranous envelope

• infectious particles consist of nucleic acids

Why don't viruses fit in with our definition of living organisms?

• viruses can only interbreed to reproduce

• viruses are considered to be dead despite them having genetic material

• viruses can only reproduce within cells and they don't have their own metabolic processes

• they're responsible for zombie apocalypses

What are some characteristics with bacteria?

• antibiotics are used to kill bacteria

• intracellular parasite

• vaccines are used to prevent bacterial infections

• most are free living and some are parasitic

What are some characteristics with viruses?

• antibiotics are used to kill viruses

• intracellular parasite

• vaccines are used to prevent viral infections

• most are free living and some are parasitic

Name the term: protein shell that encloses the viral genome

Name the term: envelopes that help viruses infect hosts

Name the term: viruses that infect bacteria; also called phages

Name the term: complex capsid among virus that encloses their DNA

Name the term: attaches the phage to the host and injects the phage DNA inside

Fill in the blank: Viruses are _________ _________ ________ which means they can only reproduce within a host cell