Biological science :  a molecular Approach / 
Biological Sciences Curriculum Study (BSCS) blue version ; Editor: Toby Klang. 
 - fifth ed. 
 - Lexington ;  Mass :  D. C. Heath and Company,  1985. 
 - 785 p :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0669067695 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological sciences