STD 12 - 6. evolution — BIOLOGY STD 12 Science — Question

$I$. Insulin for curing diabetes, used to be extracted from the pancreas of slaughtered pig and cattle

$II$. Animal insulin is slighty different from the human insulin

$III$. Animal insulin causes some undesirable side effects such as allergy

$IV$. Bacteria cannot be made to synthesise insulin from its gene because of the presence of introns

Choose the correct option

$I.$ Recent studies support competition as suggested in 'Gauses's Competitive Exclusion Principle'

$II.$ Gause's hypothesis says if two species compete for same resources then one will be eliminated by another species

$III.$ More recent studies point out that species facing competition might evolve mechanisms that promote co-existence rather than exclusion

$IV.$ Gause's competitive exclusion principle is effective when resources are in excess

$V.$ Unlimited resources give better opportunity for adaptation

Choose the correct combination of statements