Photosynthesis is the process by which plants and other things make food. It is a chemical process that uses sunlight to turn carbon dioxide into sugars that the cell can use as energy. As well as plants, many kinds of algae, protists, and bacteria use it to get food.
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C. on the tongue,lining of the cheeks and on the roof of the mouth.
Poliosis, a mutation that typically changes the color of a patch of someones hair due to a lack of melanin
If two species of tertiary consumers are living together in a community, there build a competition between them.
Tertiary consumers feed on primary and secondary consumers and there is no one to feed on them hence named as Apex consumers.
If two consumer species are living together, there will be limited amount of food source which will give birth to competition and which might to lead extinction of one specie.