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Week 7 Viruses

Bio 1100

QuestionAnswer
Enveloped virus Wrap themselves in a bit of the plasma membrane of the host cell as they are released.
Non-enveloped Virus Enclosed only by a capsid.
Viruses are not considered living because they are dependent on their hosts metabolic machinery for replication.
The _______ pandemic of 1918-1919 killed millions. Influenza.
Virus use in gene therapy step 1 Insert cloned gene into viral genome.
Virus use in gene therapy step 2 Let virus infect bone marrow cells that have been removed from the patient and cultured.
Virus use in gene therapy step 3 Viral DNA carrying the cloned gene inserts into the patients DNA.
Virus use in gene therapy step 4 Inject engineered cells into patient.
Virus Reproductive Cycle Step 1 After the virus bind to the host cell's membrane, the viral DNA is taken into the cell
Virus Reproductive Cycle Step 2 Viral DNA is replicated into dozens of new copies, using the hosts metabolic machinery and energy.
Virus Reproductive Cycle Step 3 Viral mRNA is transcribed from the Viral DNA.
Virus Reproductive Cycle Step 4 New viral proteins are synthesized again using the host's proteins-production molecules.
Virus Reproductive Cycle Step 5 The new viral DNA and proteins assemble, forming many new virus particles.
All viruses have a container the _____ that holds their genetic material, and sometimes the capsid is wrapped in ______ Capsid, Membrane (envelope)
Capsid Container made of protein.
Created by: Joeyyip13