Elements of Living Organisms — Unit test

Question 23 • PA Human Anatomy & Physiology A 2026-2027 SMITH IC

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Answer

Photosynthesis removes carbon from the atmosphere, and cellular respiration releases carbon back into the atmosphere.

Photosynthesis is part of the carbon cycle, and cellular respiration is not.

Only plants perform photosynthesis, and only animals perform cellular respiration.

Photosynthesis releases carbon into the atmosphere, and cellular respiration removes carbon from the atmosphere.

Unit Test

Unit Test

Prokaryotic and Eukaryotic Cells