MMG 301 Study Guide - Midterm Guide: Crystal Violet, Gram Staining, Gram-Negative Bacteria

• School: MSU
• Department: Microbio & Molecular Genetics
• Course: MMG 301
• Professor: C.Vieille

Document Summary

This exam has 40 multiple choice questions and 5 short answer questions. On multiple choice questions, select the best answer from the choices given. All short answer questions are answerable in 2-3 sentences. Make sure to put your name on the short answer section. Each multiple choice question is worth 2 points and each short answer question is worth 4 points. Make sure you put the proper form letter on your scantron! If you fail to do so, your exam will be graded incorrectly! In an optical microscope with a 10x ocular lens and three different objective lenses, 4x, 10x, and 40x, what is the highest possible magnification that a slide can be observed at: 4,000x, 10x, 40x, 100x, 400x. It degrades the crystal violet dye from the peptidoglycan of gram-negative cells. It creates a receptor for safranin dye to bind to gram-negative cells.