This video tells us about the basics related to what actually heme is, and how it is synthesized together with the part of cells involved and the enzymes taking part in the chemical reactions. TIMELINE: 0:01 Introduction 0:18 What is Heme synthesis? 0:55 Hemoglobin synthesis 1:46 Cytochrome synthesis 2:37 Heme synthesis pathway 7:59 APUUCP (Mnemonic)