Question

the heart delivers oxygen to cells so they can perform which process?
cellular respiration
all of these
photosynthesis
anaerobic respiration

Explanation:

Cells use oxygen delivered by the heart for cellular respiration, which is an aerobic process. Photosynthesis occurs in plants and some microorganisms and uses light - energy, not oxygen in the way described. Anaerobic respiration occurs without oxygen. So the correct process is cellular respiration.

Answer:

Cellular respiration