Rea, Maria Angelica D. General biology 2 - Revised edition. - Manila : Rex Bookstore, Inc. 2020 - xii, 290 pages ; ill ; 27 cm Includes index. ISBN: 978-621-04-0428-9 Subjects--Topical Terms: Chemistry-- Textbooks LC Class. No.: FIL QD 33 .R43 2022