Oxygen is a by-product of and is needed by living organisms for the process of . Group of answer choices

respiration, photosynthesis

transpiration, evapotranspiration

cohesion, adhesion

photosynthesis, respiration

installation, maintenance

The answer is D, photosynthesis and respiration.

—Evidence—

Oxygen is a byproduct of photosynthesis and, correspondingly, carbon dioxide the byproduct of respiration.

Oxygen gives our cells the ability to break down food in order to get the energy we need to survive. Although other animals may use different organs to breathe with, they all get oxygen into their bodies through respiration.

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