How is a biofilm different from a multicellular organism?
BMS 508.03 2/8/2016 Chapter 19 The Cardiovascular System An Intro to the Blood and Cardiovascular System • The Cardiovascular System consists of: • A pump (the heart) • A conducting system (blood vessels) • A fluid medium (blood) • Specialized fluid of connective tissue • Contains cells suspended in a fluid matrix • Blood • Transports materials to and from cells • Oxygen and carbon dioxide • Nutrients • Hormones • Immune system compon