The latest view for the origin of viruses is (A) these have arisen from nucleic acid and protein...

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The latest view for the origin of viruses is
(A) these have arisen from nucleic acid and protein found in primitive soup
(B) these arose from bacteria as a result of the loss of cell wall, ribosome, etc.
(C) these arose from some bacteria, which had developed a nucleus only
(D) these are modified plasmids, which are infact the fragments of the nucleic acids of the host
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