BIOS 242 MICROBIOLOGY WEEK 2 QUIZ - BIOS 242 WEEK 2 Exam Questions and Answers.

BIOS 242 WEEK 2 QUIZ (TCO 3) Which of the following is a magnifying lens? Objective Ocular Condenser Dark-field stop Both the objective and the ocular Chapter 4: Microscopy, Staining, and Classification (TCO 3) The microscope preferred for viewing living specimens is the microscope. bright-field Correct Answer phase-contrast scanning electron scanning tunneling transmission electron Chapter 4: Microscopy, Staining, and Classification (TCO 3) If a microbiology lab technician left the safranin out of the Gram stain procedure, what would be the result? All cells would be purple. Gram-positive cells would be purple, and Gram-negative cells would be colorless. All cells would be pink. Gram-positive cells would be pink, and Gram-negative cells would be purple. Gram-positive cells would be colorless, and Gram-negative cells would be pink. Chapter 4: Microscopy, Staining, and Classification