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Plant Cell Plant cells contain a variety of membrane-bound structures called organelles. These include a nucleus that carries genetic... -
All flowers share several basic features. Sepals, protective coverings that are closed over the bud before it blooms, are the outermost flow... -
Archaea or Archaebacteria, common name for a group of one-celled organisms, many of which do not require oxygen or sunlight to live. Before ...
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Insectivorous Plants, also carnivorous plants, plants that gain some of their nutrition from animals, especially insects, captured by the pl... -
Algae, diverse group of simple, plantlike organisms. Like plants, most algae use the energy of sunlight to make their own food, a proces...
