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About Lysosome Definition Lysosome is a cell organelle, which is surrounded by a membrane; it has an acidic interior, and contains hydrolytic enzymes that break…

Aurora Definition Aurora is a luminous phenomenon that consists of streamers or arches of light appearing in the upper atmosphere of a planet’s magnetic Polar…

About Chromosome Definition Chromosome is a single chain of DNA that is coiled and super coiled to form dense thread-like pieces. The term chromosome is…

Golgi apparatus Definition The Golgi apparatus is like the post office or shipping and receiving department of a cell. It is a cellular organelle that…

Cell Nucleus Definition Cell Nucleus is the most noticeable organelle within a eukaryotic cell, and perhaps the most important and defining feature of the eukaryotic…

Viral Hemorrhagic Fever Definition The term “Viral Hemorrhagic Fever” (VHF) is used to describe a severe multisystem syndrome (multisystem in that multiple organ systems in…

Endosome Definition Endosome is a smooth sac within the cell, formed by or fused with coated vesicles that shed their clathrin, in which ligands are…

Hall Effect Definition Hall Effect is a direct result of Lorentz forces acting on the charges in the current, and is named after U.S. physicist…

Cytoskeleton Definition Cytoskeleton is an organelle that forms a lattice or internal framework of a cell. It is composed of protein filaments and microtubules. It…

About Adenine Definition Adenine is a nucleobase, which is an important building block for life. It is one of four nitrogenous bases found in deoxyribonucleic…

Galvanometer Definition Galvanometer is an instrument to detect the presence of current through a circuit. It consists of a permanent magnet and coil. Current passes…

About Cilium Definition Cilium (plural cilia) is any of the short thread-like projections on the surface of a cell, organism, etc, whose rhythmic beating cause’s…