Question

Question 1
Which of the following reproduces only inside a host cell?

(a) Bacteria
(b) Virus
(c) Amoeba
(d) Fungus

Answer 1

(b) Virus

Virus is a micro organism which is non living or inactive outside the host and requires a host machinery to make a copy of itself. It reproduces or replicates only when it enters a host and reaches its nucleus.