Matter and Energy in Organisms and Ecosystems

Photosynthesis is the process by which plants, algae, and some bacteria convert sunlight into chemical energy. This process takes place in the chlorop

Plants use sunlight to create energy through photosynthesis, the process that captures sunlight and converts it into chemical energy in the form of AT

Science and Engineering Practices (SEP): Planning and Carrying Out InvestigationsScientists plan and conduct investigations to understand how the dark

Cellular respiration is the process by which cells break down glucose to produce ATP (adenosine triphosphate), the primary energy carrier in living or

Scientists can research metabolism, energy transfer, and how organisms survive by understanding cellular respiration.

Cellular respiration and photosynthesis are essential biological processes that sustain life. Cellular respiration allows organisms to convert glucose