Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
anatomy background biological biology botanic botanical botany cell cells cellular chlorophyll chloroplast closed dioxide discovery education epidermis green guard laboratory leaf life living macro micro microbiology microscope microscopic nature nucleus observation open oxygen pathology photosynthesis plant pore process respiration science scientific section stoma stomata structure tissue vacuole wall