Cells use different processes at different times to provide an organism with the energy that it needs. Spirulina is an autotrophic bacteria that can be found in freshwater and marine environments. Which process takes place in the cells of Spirulina that does not occur in the cells of a human?

Spirulina is an autotroph, meaning it can make its own food using light energy. It does this through photosynthesis, which human cells do not perform. Humans can carry out aerobic or anaerobic respiration, and cellular respiration releases energy from food.

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