question What is the primary role of the glycocalyx in bacterial cells

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

A. Cellular structure and movement
B. Synthesis of proteins
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

Which process involves the conversion of organic nitrogen compounds to ammonia in the nitrogen cycle?

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

Which of the following is a prokaryotic microorganism?

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

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

What is the primary role of microorganisms in the sulfur cycle?

A. Conversion of sulfur between different forms
B. Nitrogen fixation
C. Photosynthesis
D. Cellular respiration

What is the function of the Gram stain in microbiology?

A. Distinguishing bacterial cell walls
B. Identifying viral infections
C. Staining fungal hyphae
D. Differentiating plant cells

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

A. Protection and adherence
B. Nutrient absorption
C. Facilitates cellular respiration
D. Synthesis of cellular ATP

What is the primary role of microorganisms in the sulfur cycle?

A. Conversion of sulfur between different forms
B. Nitrogen fixation
C. Photosynthesis
D. Cellular respiration

Which microorganism is responsible for the production of antibiotics such as cephalosporins?

A. Cephalosporium spp.
B. Bacillus anthracis
C. Pseudomonas aeruginosa
D. Escherichia coli (E. coli)