Chapter 4. How Cells Obtain Energy

Figure 4.1.  A hummingbird needs energy to maintain prolonged flight. The bird obtains its energy from taking in food and transforming the energy contained in food molecules into forms of energy to power its flight through a series of biochemical reactions. (credit: modification of work by Cory Zanker) Introduction Virtually every task performed by living organisms … Continue reading Chapter 4. How Cells Obtain Energy