Penicillin was discovered by ____________ and was isolated by ________ .
A) Gerhard Domagk; Alexander Fleming
B) Selman Walksman; Ernest Fourneau and Paul Ehrlich
C) Ernst Chain and Howard Florey; Paul Ehrlich
D) Alexander Fleming; Ernst Chain and Howard Florey
Correct Answer:
Verified
Q1: A special group of chemical substances that
Q3: Because the tetracyclines are effective against a
Q4: Mechanisms of bacterial resistance to antimicrobial agents
Q5: Which of the following is NOT considered
Q6: Purine or pyrimidine analogs:
A)act as antimetabolites
B)inhibit ribosome
Q7: Destruction or inactivation of antimicrobial agents is
Q8: Mutation of DNA that produces an altered
Q9: Side effects due to antimicrobial agents may
Q10: Which of the following directly pertain to
Q11: Rifampin:
A)inhibits RNA synthesis
B)inhibits all nucleic acid synthesis
C)disrupts
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