what is the most easy and most difficult thing in life ?¿
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the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product
AAP brainly Kyu chod Raha ho???
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When a person shows hyper-response or-hypersensitivity to a common antigen or agent them it is called an allergy. The agents that cause allergies are called allergens. Common allergens are pollen grains, food items like fish or egg. cold, heat, fibers, sunlight, medicines (penicillin), etc.
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