Exit Ticket: Unit 3.1 Nosocomial Nightmare (Final check)

The next check on this week's work. It covers a different skill from the last one, so this is a fresh check rather than a retake. Enter your Student ID and submit.

1. 1. A vaccine triggers the immune system to prepare against a pathogen by:

   AKilling bacteria already in the bodyBForming memory cells against the pathogenCSupplying ready-made antibodies for lifeDInfecting the body with the full-strength pathogen

2. 2. A culture plate has grown bacteria swabbed from a classroom doorknob. Before it leaves the room it is:

   ALeft in the incubator for the next classBOpened and rinsed out at the sinkCFlooded with disinfectant, then baggedDTaped shut and dropped in the trash

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