Prof. Dr. Shehata El Sewedy Dr. Tarek El Sewedy Dr. Hewida Fadel Introduction to Biochemistry.
Biochemistry
Pg. 50. Elements Element – substance that cannot be broken down into simpler chemical substances.
Biochemistry Chapter 2 Sections 3 & 4. Carbon Why is carbon so special? Atomic # 6 4 valence electrons Electrons in outermost shell that are available.
