A substance derived from one microorganism that kills or restricts the growth of other microorganisms is best described as a(n):
A)poison
B)antibody
C)vaccine
D)antibiotic

Question

Quizplus · Accepted Answer

A substance derived from one microorganism that kills or restricts the growth of other microorganisms is an antibiotic. Antibodies are proteins produced by the immune system to help identify and neutralize pathogens. Vaccines are substances used to stimulate an immune response and protect against infectious diseases. Poisons are harmful substances that can cause illness or death.

A Substance Derived from One Microorganism That Kills or Restricts