Alternative Carbon fixation schemes Overview of photosynthesis. Priestly showed that a flame would burn in an enclosed vessel with a living plant, but not without. Ingenhousz shows that Priestly's experiment required light.
All green plants are autotrophs.
They're an amazingly diverse group. The cells of the green tissues of plants have chloroplasts. An Overview of what happens. Light arriving from the sun is a mix of wavelengths, corresponds to energy levels and colors. Shorter wavelengths have more energy.