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BIOS 242 / BIOS242 Fundamentals of Microbiology with Lab, Chamberlain University, 2026/2027 – Exam 1 Questions and Verified Answers

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This document contains Exam 1 for Fundamentals of Microbiology with Lab, featuring structured questions and fully verified correct answers. It covers core topics typically assessed in BIOS 242, including microbial cell structure and function, microscopy, staining techniques, metabolism, genetics, and laboratory procedures. Updated for the 2026/2027 academic year, this review is designed to reinforce foundational microbiology concepts and support strong exam performance through accurate, well-organized solutions.

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Exam 1: BIOS 242/ BIOS242 (Latest 2026/ 2027
Update) Fundamentals of Microbiology with Lab
| Questions and verified Answers | Grade A| 100%
Correct (Guaranteed Pass)—Chamberlain
WHAT IS THE PURPOSE OF A SWAN NECKED FLASK?
Pasteur's swan necked flask shows that they remained free of microbes in the absence of
microorganisms, disproving the theory of spontaneous generation

A SPECIFIC ________ CAUSES A SPECIFIC DISEASE

microbe

WHICH SCIENTIST PROMOTED HAND SANITIZER?

Joseph Lister

GRAM STAINING IS WHAT TYPE OF STAINING?
differential staining

WHAT ARE THE 5 I'S OF MICROBIOLOGY (IN ORDER)

inoculation

incubation
isolation

, Exam 1: BIOS 242/ BIOS242 (Latest 2026/ 2027
Update) Fundamentals of Microbiology with Lab
| Questions and verified Answers | Grade A| 100%
Correct (Guaranteed Pass)—Chamberlain
inspection

identification

MAGNIFICATION IN MICROSCOPE

lower objective lens

lower ocular lens

DNA IS A _________ HELIX
double

ATP IS WHAT TYPE OF MOLECULE?

energy molecule

POINT MUTATION

gene mutation in which a single base pair in DNA has been changed

HORIZONTAL GENE TRANSFER- (1)CONJUGATION

conjugation requires physical contact between two microorganism via an appendage known as
the pilli

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Uploaded on: February 23, 2026
Number of pages: 9
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

Subjects

prokaryotic cells eukaryotic microorganisms gram s

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BIOS 242 / BIOS242 Fundamentals of Microbiology with Lab, Chamberlain University, 2026/2027 – Exam 1 Questions and Verified Answers

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