Portage Learning BIOL 110 microbiology EXAM A+ GRADE ASSURED COMPLETE SOLUTIONS AND VERIFIED ANSWERS

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Exam Solution
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Portage Learning: Microbiology Module 4 2026 A+ GR
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ADE ASSURED COMPLETE SOLUTIONS AND VERIFIED A
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NSWERS (3986F) zm




QUESTION 1 zm




What is another name for a liquid growth media, and what are the basic components?
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ANSWER

Growth media in a liquid form is often referred to as nutrient broth. As the name implies its compo
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sition consists primarily of essential 'ingredients' such as a rich source of sugars, amino acids and vi
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tamins. Together, a nutrient broth provides the microbe with a source of carbon/energy, which, in t
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urn, encourages its expansion.
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QUESTION 2 zm




What is selective media?
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ANSWER

Selective media allows for only the growth of certain microbes while restricting the growth of all ot
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hers.



QUESTION 3 zm




What is differential media?
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ANSWER

Differential media is used to distinguish between two (or more) related microbes.
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QUESTION 4 zm




What are the requirements of a fastidious microbe?
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ANSWER