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

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

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

What is the function of the flagellum in bacteria?

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

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 microorganism is used in the production of antibiotics such as vancomycin?

A. Amycolatopsis orientalis
B. Bacillus anthracis
C. Pseudomonas aeruginosa
D. Escherichia coli (E. coli)

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

A. Breakdown of fatty acids and detoxification
B. Synthesis of proteins
C. DNA replication
D. Cell wall formation

What is the primary function of the immune system in the human body?

A. Defending against pathogens
B. Producing digestive enzymes
C. Synthesizing hormones
D. Facilitating blood circulation

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

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 insulin in genetic engineering?

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

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

A. Saccharopolyspora erythraea
B. Bacillus anthracis
C. Pseudomonas aeruginosa
D. Escherichia coli (E. coli)