The main reason why antibiotics could not solve all the problems of bacteria-mediated diseases is:

  • A
    Insensitivity of the individual following prolonged exposure to antibiotics
  • B
    Inactivation of antibiotics by bacterial enzymes
  • C
    Decreased efficiency of the immune system
  • D
    The development of mutant strains resistant to antibiotics

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Similar Questions

Which of the following is a mental disease?

Which of the following is an important infectious disease in humans?

Choose the correct pair:

Match the diseases in Column $I$ with the type of microbe causing them in Column $II$.
Column $I$Column $II$
$i$. Elephantiasis$a$. Virus
$ii$. Typhoid$b$. Nematode parasite
$iii$. Dermatophytosis$c$. Gram -ve bacteria
$iv$. Dengue$d$. Protist
$v$. Malaria$e$. Fungus

Choose the correct option.

State whether true or false :
$(1)$ Gastrointestinal tract,kidney and heart also produce hormones.
$(2)$ Pars distalis produces six trophic hormones.
$(3)$ $B$-lymphocytes provide cell-mediated immunity.
$(4)$ Insulin resistance results in a disease called diabetes mellitus.

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