Examlex
The most popular form of tobacco use in America before 1900 was cigar smoking.
Epidermis
The outer layer of cells covering an organism, particularly the surface epithelium of the skin on the body of an animal.
Photosynthesis
The process by which green plants, algae, and some bacteria convert light energy, usually from the sun, into chemical energy stored in glucose, using carbon dioxide and water.
Plants
Multicellular organisms that primarily use photosynthesis for energy production and are a key part of the Earth's ecosystems.
Microfibrils
Fine, threadlike components of the extracellular matrix in plants, helping to provide strength and support to the cell wall.
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