Which best explains how the human body energy from food?
a. by removing dangerous wastes.
b. by breaking chemical bonds.
c. by exhaling carbon dioxide.
d. by inhaling oxygen into the lungs.

Which organelles are involved in energy conversion

Classify the structures as homologous or analogous, depending on their structure and function.

The picture represents a structure of the respiratory system. which is the function of this structure? to bring air into the body to exchange oxygen with carbon dioxide to carry air to the lungs to release oxygen from the body