Hektoen International

A Journal of Medical Humanities

Tag: chlorophyll a

  • Physicians and photosynthesis

    JMS PearceHull, England The importance of plants in nutrition and in the environment of human and animal species needs no emphasis. How plants obtain their food and how they grow were unsolved mysteries until photosynthesis was discovered. It was generally believed that plants obtained food and energy directly from the soil alone. Three medical doctors…