Comprehensive Portage Learning BIOD 171 Module 5 Exam resource with authentic questions from the actual test bank, covering over 93% of the exam content. Save time and money with this reliable study guide, tailored for thorough preparation. Ideal for students aiming to excel, complete the course ef...
M5: Module 5 Exam - Requires Respondus LockDown Browser + Webcam
Due No due date Points 100 Questions 29 Time Limit 60 Minutes
Requires Respondus LockDown Browser
Question 1
pts
Define the concept of universal precautions
It entails treating all samples, whether identified or unidentified, as potentially hazardous or
pathogenic materials.
The concept of treating all samples, whether known or unknown, as potentially hazardous (or
pathogenic) materials is known as __________
Universal precautions
Question 2
pts
List at least 3 observations a researcher would be sure to note while assessing an unknown microbial
sample.
A lab researcher would be certain to note:
1. Size and shape
2. Any observable motility
3. Gram status (positive or negative)
Question 3
10 pts
While observing an unknown sample of limited amounts, a researcher must determine the following
observations: (1) the presence of any motility and (2) its Gram status using the same sample—the
liquid sample cannot be divided. Which would you determine first and why?
You must determine motility before determining the gram status. Motility requires a wet mound
while Gram staining requires heat fixing, that kills the organism.
Question 4
pts
A facultative anaerobe is a microorganism capable of growth under what conditions?
aerobic and anaerobic
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