General

Photosynthesis Equation, Process, Steps and Diagram

What is Photosynthesis? Photosynthesis is the process by which carbon dioxide from the air is fixed into organic molecules and it helps to produce over 99% of food for living organisms. The light energy is converted to chemical energy. During this process, plants absorb CO2 and release O2 as a byproduct. The components required for this …

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Phagocytosis Definition, Steps and Mechanism

Phagocytosis is the act of ingestion and digestion of microorganisms, insoluble particles, damaged or dead host cells, and cell debris by specific types of cells called phagocytes such as macrophages, neutrophils; Phagocytosis is a form of endocytosis. The word Phagocytosis is derived from the Greek word-Phagein which means to eat; and it involves the engulfment of …

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Lysosome Function, Structure and Diagram

Lysosome Definition A Lysosome is a small cytoplasmic membrane-bound vesicle found in many types of animal cells that contains hydrolytic enzymes, which play an important role in the degradation of material ingested by phagocytosis and endocytosis. The word Lysosome was derived from the Greek word lysis (loosening) and soma (body). The limiting membrane of lysosomes protects the remainder …

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Mitochondria Functions, Location, Diagram and Structure

Mitochondria Definition The Mitochondrion (plural = mitochondria) is a membrane-bound cytoplasmic organelle concerned with the production of energy. It is a rod-shaped or oval-shaped structure with a diameter of 0.5 to 1. It is covered by a bilayered membrane. The outer membrane is smooth and encloses the contents. This membrane contains various enzymes such as …

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