The toxicity of weak organic acids to microbial cells
A. Enhances as the pH falls
B. Decreases as the pH falls
C. Is not affected by pH
D. Is highest at pH 7.0
Answer: Option A
Related Questions on Industrial Biotechnology
Which of the following is the source of pro-vitamin A?
A. Streptococcus sp.
B. Rhodotorula gracilis
C. Rhizopus sp.
D. Yeast
The first stage in the screening of microorganisms for industrial applications is
A. Gene isolation
B. Isolation
C. Transduction
D. Hybridization
The first commercially produced plant secondary metabolite using bioreactor technology is
A. Shikonin
B. Colchicines
C. Cercosporin
D. Cytokinin
A. Antifoam agents
B. Buffering molecules
C. Growth factors
D. Precursor molecules
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