Category Archives for "Cell Biology"

Cell Biology posts

What are the key structures and functions of the Mitochondria?

Mitochondria (Mc) are present in all eukaryotic cells and are the major sites of aerobic respiration within cells. they were first seen as granules in muscle cells in 1850. The number of mitochondria per cell varies considerably and depends on the type of organism and nature of the cell. Historical background: 1850 – Kolliker – […]

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What is mitosis? Steps of Mitosis and Importance

What is Mitosis? mitosis definition is the division of the mother cell into two daughter cells genetically identical to each other. It is a nuclear division plus cytokinesis and produces two identical daughter cells during prophase, prometaphase, metaphase, anaphase, and telophase. Interphase is often included in discussions of mitosis, but interphase is technically not part of the […]

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Endoplasmic Reticulum : Basics and Functions

According to Dallmer (1966), Endoplasmic Reticulum is originated from the plasma membrane by the investigation. According to Derobertis (1970), the ER originates from the nuclear envelope. The Endoplasmic Reticulum (ER) is a strikingly complex structure within the cell and has three morphologically distinct regions: Sheets of the nuclear envelope A network of interconnected peripheral ER tubules Peripheral ER sheets […]

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