100% CORRECT WELL DETAILED
ANSWERS|LATEST 2025/2026|GRADED
Commensals - ANSWER Microbes that inhabit our bodies in ways that may benefit
both them and us
Opportunists - ANSWER Capable of causing disease under the right circumstances
What is a culture medium? - ANSWER Is used as a nutrient source to allow microbes
to grow
What are the two culture medium? - ANSWER 1.) Liquid (at room temp)
2.) Solid (at room temp)
- contains agar in addition to its nutrients
- petri plates
General purpose media - ANSWER Allow the growth of many microorganisms that do
not need special growth factors
Enrichment Media - ANSWER contain special growth factors required by some
microorganisms to grow
Selective media - ANSWER Used to inhibit the growth of some groups microorganisms
and select for the growth of other microorganisms
Differential Media - ANSWER Shows differences between microbial colonies based on
their cultural characteristics (what they look like when growing in colones)
1
ANSWERS|LATEST 2025/2026|GRADED
Commensals - ANSWER Microbes that inhabit our bodies in ways that may benefit
both them and us
Opportunists - ANSWER Capable of causing disease under the right circumstances
What is a culture medium? - ANSWER Is used as a nutrient source to allow microbes
to grow
What are the two culture medium? - ANSWER 1.) Liquid (at room temp)
2.) Solid (at room temp)
- contains agar in addition to its nutrients
- petri plates
General purpose media - ANSWER Allow the growth of many microorganisms that do
not need special growth factors
Enrichment Media - ANSWER contain special growth factors required by some
microorganisms to grow
Selective media - ANSWER Used to inhibit the growth of some groups microorganisms
and select for the growth of other microorganisms
Differential Media - ANSWER Shows differences between microbial colonies based on
their cultural characteristics (what they look like when growing in colones)
1
