question What is the primary function of the microtubules in eukaryotic microbial cells

Which process involves the conversion of nitrite to nitrogen gas in the nitrogen cycle?

A. Denitrification
B. Nitrogen fixation
C. Nitrification
D. Ammonification

What is the primary function of the pilus in bacterial cells?

A. Facilitates bacterial conjugation
B. Nutrient absorption
C. Cellular respiration
D. Synthesis of enzymes

Which of the following is a prokaryotic microorganism?

A. Bacteria
B. Fungi
C. Protozoa
D. Algae

What is the primary function of the mesosome in bacterial cells?

A. Cellular respiration
B. DNA replication
C. Protein synthesis
D. Cell division regulation

What is the primary function of the ribosome in microbial cells?

A. Protein synthesis
B. Lipid synthesis
C. DNA replication
D. Cell wall formation

Which microorganism is responsible for the production of butyric acid?

A. Clostridium butyricum
B. Bacillus subtilis
C. Streptococcus pneumoniae
D. Candida albicans

What is the primary function of the endocytosis in eukaryotic microbial cells?

A. Cellular uptake of substances
B. Synthesis of proteins
C. DNA replication
D. Cell wall formation

What is the primary function of the Gram-positive bacterial cell wall?

A. Provides structural support
B. Facilitates nutrient absorption
C. Enables motility
D. Protects against phagocytosis

Which microorganism is used in the production of antibiotics such as tetracycline?

A. Streptomyces aureofaciens
B. Bacillus anthracis
C. Pseudomonas aeruginosa
D. Escherichia coli (E. coli)

Which microorganism is responsible for the production of citric acid in the tricarboxylic acid (TCA) cycle?

A. Citrobacter freundii
B. Saccharomyces cerevisiae (brewer's yeast)
C. Aspergillus niger
D. Escherichia coli (E. coli)