00265nam a22000977a 4500003000400000008004100004082001700045100001600062245003900078260005000117OSt230620b        |||||||| |||| 00| 0 eng d  a574.87bV50C  aVerma, P.S.  aCell Biology, Genetics and Ecology  aNew DelhibS. Chand and Co. (Pvt.) Ltd.c1974