To show host specificity is a
Living character of virus
Non-living character of virus
Intermediate between $(a) $ and $ (b)$
None of these
A baby has been born with a small tail. It is the case of exihibiting
Pelycosaurs and Therapsids were
Who concluded that existing living forms sharesimilarities to varying degrees not only among them selves but also with life forms that existed millions of years ago ?