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

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

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

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

A. Penicillium
B. Streptococcus pyogenes
C. Escherichia coli (E. coli)
D. Mycobacterium tuberculosis

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 primary function of the periplasmic space in bacterial cells?

A. Houses enzymes for nutrient processing
B. Facilitates motility
C. Protects against desiccation
D. Synthesizes cellular ATP

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

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

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

What is the primary function of the Golgi apparatus in eukaryotic microbial cells?

A. Protein modification and packaging
B. Synthesis of lipids
C. DNA replication
D. Cell wall formation

What is the primary function of microorganisms in the phosphorus cycle?

A. Recycling of phosphorus in ecosystems
B. Nitrogen fixation
C. Photosynthesis
D. Cellular respiration

Which process involves the conversion of atmospheric nitrogen into ammonia?

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

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)