Question

respiration is the process that releases gas back into the atmosphere. multiple choice 2 points carbon dioxide oxygen nitrogen phosphorus

Explanation:

Respiration is a biological process where cells break down glucose to release energy, producing carbon - dioxide as a by - product which is released into the atmosphere. Phosphorus is a solid element and not a gas released by respiration. Nitrogen is not a direct product of respiration. Oxygen is taken in during respiration, not released.

Answer:

Carbon dioxide