WGU D311 Microbiology With Lab
Section 1 Questions With Answers.
Describes prokaryotic cells. - ANSWER- Prokaryotic cells are found in coccus form in
both pairs and clusters.
Describes eukaryotic cells. - ANSWER- The nuclei of eukaryotic cells are surrounded by
complex nuclear membranes.
Describe eukaryotic flagella. - ANSWER- Eukaryotic flagella are flexible, whip-like
structures.
Describe the endomembrane system. - ANSWER- It includes the Golgi apparatus,
lysosomes, and vesicles.
Describe similarities between protozoa and fungi. - ANSWER- Both can be harmful or
harmless depending on the context.
Why are algae considered photosynthetic organisms? - ANSWER- Algae produce
chemical energy from the sun's light energy.
Why are plasmids important to the survival of organisms? - ANSWER- Plasmids carry
genetic material, apart from the genome, that can benefit the organism.
Describe bacteria. - ANSWER- Some bacteria have cell walls composed of mycolic
acid.
Which aspect of nutrient cycling is performed only by prokaryotes? - ANSWER-
Nitrogen fixation
Which microbial process is useful in the production of alcoholic beverages? - ANSWER-
Glucose fermentation
How does microbial bioremediation benefit the environment? - ANSWER- By helping to
metabolize and remove pollutants in the atmosphere.
How is penicillin classified? - ANSWER- As a natural antibiotic
What describes the relationship of pathogens to virulence? - ANSWER- Highly virulent
pathogens almost always lead to a disease state when introduced to the body.
Section 1 Questions With Answers.
Describes prokaryotic cells. - ANSWER- Prokaryotic cells are found in coccus form in
both pairs and clusters.
Describes eukaryotic cells. - ANSWER- The nuclei of eukaryotic cells are surrounded by
complex nuclear membranes.
Describe eukaryotic flagella. - ANSWER- Eukaryotic flagella are flexible, whip-like
structures.
Describe the endomembrane system. - ANSWER- It includes the Golgi apparatus,
lysosomes, and vesicles.
Describe similarities between protozoa and fungi. - ANSWER- Both can be harmful or
harmless depending on the context.
Why are algae considered photosynthetic organisms? - ANSWER- Algae produce
chemical energy from the sun's light energy.
Why are plasmids important to the survival of organisms? - ANSWER- Plasmids carry
genetic material, apart from the genome, that can benefit the organism.
Describe bacteria. - ANSWER- Some bacteria have cell walls composed of mycolic
acid.
Which aspect of nutrient cycling is performed only by prokaryotes? - ANSWER-
Nitrogen fixation
Which microbial process is useful in the production of alcoholic beverages? - ANSWER-
Glucose fermentation
How does microbial bioremediation benefit the environment? - ANSWER- By helping to
metabolize and remove pollutants in the atmosphere.
How is penicillin classified? - ANSWER- As a natural antibiotic
What describes the relationship of pathogens to virulence? - ANSWER- Highly virulent
pathogens almost always lead to a disease state when introduced to the body.
