000 nam a22 7a 4500
999 _c29708
_d29708
008 180523b xxu||||| |||| 00| 0 eng d
020 _a97806971500967
050 _aQH 308.2 .M33 0000
245 _aBiology /
260 _bWCB :
_c0000.
300 _axxiv, 808p. :
_bill. ;
_c28cm.
500 _aInclude index.
650 _aBiology.
650 _aBiology
_xstudy and teaching(secondary).
942 _2lcc
_cBOOKS
_hQH 308.2 .M33 0000