Which of the following is not a feature of the plasmids? (a) Transferable (b) Single-stranded (c) Independent replication (d) Circular structure
The two polypeptides of human insulin are linked together by (a) covalent bond (b) disulphide bridges (c) hydrogen bonds (d) phosphodiester bond.
Gause's principle of competitive exclusion states that (a) no two species can occupy the same niche indefinitely for the same limiting resources (b) larger organisms exclude smaller ones through competition (c) more abundant species will exclude the less ...
The term ecosystem was coined by (a) E. Haeckel (b) E.Warming (c) E.P. Odum (d) A. G. Tansley.
Which is the national aquatic animal of India? (a) Blue whale (b) Sea-horse (c) Gangetic shark (d) River dolphin