1. Making anti-viral drugs is more difficult than making anti-bacterial medicines because (a) viruses make use of host machinery (b) viruses are on the border line of living and non-living (c) viruses have very few biochemical mechanisms of their own viruses have a protein coat

• Soln:

Answer is (c) viruses have very few biochemical mechanisms of their own

Explanation:

Antibacterial drugs stop certain biochemical reaction in the bacteria that kills the bacteria. But in virus there are few biochemical processes which are difficulty to target hence making anti-viral drugs is difficult.