Transcription of Chapter 3: CELL STRUCTURE & FUNCTION Unit 1: CELL: THE ...
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Chapter 3: CELL STRUCTURE & FUNCTION Unit 1: CELL: THE ...
Chapter 3: CELL STRUCTURE & FUNCTION . Unit 1: CELL: THE UNIT OF LIFE. Cell STRUCTURE and Organelles Cell Molecular Components What is a cell? Water and Chemical properties Cell Membrane Cell theory Osmotic Properties of cells An overview of a cell Cell molecule transportation VIKASANA - bridge - COURSE 2012. WHAT IS A CELL? Cell is the fundamental, structural and functional unit of all living organisms Robert Hooke (1665) an English scientist who observed honeycomb like dead cells and coined the term CELL. Anton Von Leeuwenhock first described a living cell (1667). Robert Browne discovered nucleus (1833). VIKASANA - bridge - COURSE 2012. Mathias J Schleiden (1838) ; a German botanist and Theodore Schwann (1839) ; a British Zoologist proposed cell theory.
During cell division, chromatin condenses to form distinct chromosomes. Chromosomes help in transmission of characters or genes Chromosome has centromere at the centre & arms on either sides calledchromatids Chromatid-Thread like chromonema VIKASANA -BRIDGE …
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