OCR gateway GCSE biology :  all-in-one revision and practice. 

 - 232 pages :  illustrations (colour and black and white) ;  30 cm. 
 - Collins GCSE revision and practice .
 - Collins GCSE revision and practice. .
<br/><br/> This science revision and practice range contains clear and accessible explanations of all the GCSE content, with lots of practice opportunities for each topic throughout the book. Based on new research that proves repeated practice is more effective than repeated study, this book is guaranteed to help you achieve the best results. 
<br/><br/><label>ISBN: </label>9780008160777 (pbk.) :  £10.99 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology--Examinations--Study guides.<br/>Biology--Problems, exercises, etc.<br/>Popular Science and Mathematics.