Endergonic reaction- reactions where chemical bonds are formed
exergonic reaction- reactions where the change in free energy is negative
<span>contain a decreasing number of organisms going from the bottom to the top of the pyramid</span>
Answer:
In photosynthesis, solar energy is harvested as chemical energy in a process that converts water and carbon dioxide to glucose. Oxygen is released as a byproduct. In cellular respiration, oxygen is used to break down glucose, releasing chemical energy and heat in the process.
Explanation:
Existing of lipids in cell membrane