question Which microorganism is responsible for the production of antibiotics such as gentamicin

Which of the following is a sexually transmitted infection caused by a bacterium?

A. Syphilis
B. HIV/AIDS
C. Hepatitis B
D. Malaria

What is the primary function of the CRISPR-Cas system in microbiology?

A. Defense against viral infections
B. Nutrient absorption
C. Antibiotic production
D. Cell division regulation

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

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

What is the primary role of antibiotics in microbiology?

A. Inhibiting or killing bacteria
B. Enhancing viral replication
C. Promoting fungal growth
D. Facilitating protozoan infections

What is the primary focus of microbiology?

A. Study of microorganisms
B. Plant biology
C. Human anatomy
D. Chemical reactions

What is the function of the flagellum in bacteria?

A. Locomotion
B. Nutrient absorption
C. DNA replication
D. Antibiotic production

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 of the following is a viral vector used in genetic engineering?

A. Adenovirus
B. Streptococcus pyogenes
C. Escherichia coli (E. coli)
D. Saccharomyces cerevisiae (brewer's yeast)

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

A. Contains the bacterial chromosome
B. Synthesizes cellular ATP
C. Initiates DNA replication
D. Facilitates protein synthesis

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