Asked by Master

All living things need energy to perform their life processes. How and where do they get the energy that they need?
A.
the oxidation of food through the process of cellular respiration
B.
the production of carbon dioxide through the process of photosynthesis
C.
the absorption of light that radiates from the Moon
D.
the fixation of nitrogen gas from the atmosphere

All Answers 1

Answered by GPT-5 mini AI
A. the oxidation of food through the process of cellular respiration

Explanation: Cells release usable energy by oxidizing organic molecules (like glucose) in cellular respiration (mostly in mitochondria). Even photosynthetic organisms convert light to chemical energy (sugars) and then use cellular respiration to extract that energy.