Here is a compilation of notes on Cell Wall. After reading these notes you will learn about:- 1. Origin and Structure of Cell Wall 2. Ultrastructure of Cell Wall 3. Plasmodesmata and Desmotubule 4. Chemical Constituents. Note # 1. Origin and Structure of Cell Wall: After nuclear division the phragmoplast or cell plate appears across […]
Quick Notes on Cell Wall
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Microtubules and Cytoskeleton in Cell | Biology
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In this article we will discuss about the Structure and Function of Microtubules and Cytoskeleton in Cell. Structure of Microtubules and Cytoskeleton in Cell: Microtubules are long, hollow tubular cylinders with an outer diameter of 250Å. The wall thickness is about 50Å, leaving a hollow core of about 150Å diameter. The length of microtubules varies […]
Ribozyme and RNA World Hypothesis | Cell Biology
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The below mentioned article provides a study note on Ribozyme and RNA World Hypothesis. According to this hypothesis primordial cells lacking protein synthesis use RNA both as the repository of genetic information and as enzymes that catalyse metabolism. Enzymatic catalysis which was earlier thought to be the exclusive domain of proteins, but is now established […]
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