I’m not exactly sure what you mean, but the diaphragm is a muscle that aids in the breathing process.
Plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar :)
Malignant tumors are classified according to the type of cells that give rise to them.
A fossil is the bone of a long dead animal that has been in the ground Harding for thousands to millions of years.
The energy pyramid shows a decrease moving up trophic levels. For example, when a herbivore eats a plant, it only gets a part of the plant energy, so the energy taken by the herbivore will be lesser. The same thing also happens when the carnivore animal eats herbivore animals. <span>
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