To the present time, over _____ antibiotic substances have been described and approximately _____ such drugs are available to the medical practitioner. a. 10,000; 100 b. 8,000; 100 c. 6000; 300 d. 4,000; 400

To the present time, over _____ antibiotic substances have been
described and approximately _____ such drugs are available to the
medical practitioner.
a. 10,000; 100
b. 8,000; 100
c. 6000; 300
d. 4,000; 400
by

1 Answer

Answer :

b. 8,000; 100
by

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