Students who are interested in biology must take BIO 120H1 – Adaptation and Biodiversity and BIO 130H1 – Molecular and Cell Biology.The Biology program requires introductory math (MAT 135H1 and 136H1 – Calculus I and II, or JMB 170Y1 – Biology, Models and Mathematics) and introductory chemistry (CHM 138H1 - Introductory Organic Chemistry and CHM 139H1 - Chemistry: Physical Principles).