About 5000 antibiotics have already been isolated from microorganisms.-未来题库

About 5000 antibiotics have already been isolated from microorganisms.

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About 5000 antibiotics have already been isolated from microorganisms.

A.正确

B.错误

正确答案：正确

Tags:microorganisms antibiotics isolated

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1.Which discovery marks the start of modern antibiotics?The discovery of（）marks the start of modern antibiotics.
2.Penicillin is a group of antibiotics which include（）, Penicillin V, procaine penicillin and benzathine penicillin.
3.Penicillin antibiotics were among the first medications to be effective against many bacterial infections caused by staphylococc
4.About 5000 antibiotics have already been isolated from microorganisms.
5.About 5000 antibiotics have been isolated from（）, but of these only fewer than 100 are in therapeutic use.
6.Industrial fermentation refers to the use of microorganisms to make fermentation.
7.Antibiotics are administered to patients after surgery, even if no signs or symptoms of infection are present, in order to preve