Exit Ticket: Unit 3.2→3.3 Adventure Medicine (After your intervention)

The next check on this week's work. It revisits a skill you have already seen, so treat it as another go rather than new ground. Enter your Student ID and submit.

1. 1. More plaques on a plate from the same volume of sample indicate:

   AA higher concentration of infectious virusBMore host cells growing on the plateCA more aggressive virus, not more of itDLess infectious virus in the sample

2. 2. A plaque assay grows virus on a lawn of living cells instead of on plain nutrient agar. This is because a virus:

   AGrows too slowly to feed on the plate's nutrientsBIs too small to form a colony you can seeCNeeds a warmer incubation than bacteria doDCopies itself inside a living host cell

Enter your Student ID to submit.