The answer is chemical work. A chemical work happens when a substance is chemically digested or when it is already broken down due to chemicals. An good example for this<span> is building large molecules such as proteins.Chemicals break ATP bonds to another molecule.</span>
The respiratory system that allows for Gas Exchange happens between Alveolar Spaces and Capillaries
The energy role of a grizzly is that is is a omnivorous consumer because it is not a producer.
A grizzly bear's diet consist of both plants and animals as it relies on the food it eats for energy consuptions. It is incapable of producing energy with photosythesis, hence it is not a producer.
