Q. Who discovered the first antibiotic?

View solution

Q. How many antibiotics have still been isolated?

View solution

Q. Antibiotics are mainly produced by _________

View solution

Q. How inoculum is prepared in the production of antibiotics?

View solution

Q. Penicillin is active against ____________

View solution

Q. Penicillin inhibits cell wall synthesis.

View solution

Q. Penicillium chrysogenum produce penicillin.

View solution

Q. What is the precursor of penicillin?

View solution

Q. pH required for the production of penicillin will be ______________

View solution

Q. The doubling time of Penicillium notatum is ___________

View solution

Q. How is penicillin stored?

View solution

Q. Streptomycin is _____ antibiotic.

View solution

Q. How is streptomycin recovered?

View solution

Q. pH range required for streptomycin production is __________

View solution

Q. Why are Enzymes active only over small range of pH?

View solution

Q. What is the suitable form of ionic group of enzymes?

View solution

Q. Variation in pH of medium result in changes of ionic form of the active site.

View solution

Q. If the substrate contains ionic groups, what happens to the pH of the medium?

View solution

Q. The rate of enzyme conversion of the substrate will decrease with temperature.

View solution

Q. What is the term given to restriction of enzyme mobility in a fixed space?

View solution