What does the term “antibiotics” mean:
a) Non-organic or synthetic substances that selectively kill or inhibit the growth of other microorganisms
b) Substances produced by some microorganisms and their synthetic analogues that selectively kill or inhibit the growth of another microorganisms
c) Substances produced by some microorganisms and their synthetic analogues that inhibit the growth of organism cells
d) Synthetic analogues of natural substances that kill protozoa and helminthes
B
B
B
B
B
B
B