The Cell Objectives: After studying this Topic you should be able to: Identify and briefly describe the structure and function of the nucleus, nucleoid, endoplasmic reticulum, Golgi apparatus, lysosome, vacuole, mitochondrion, chloroplast, ribosome, cytoskeleton and cell wall, where present, in bacteria, plant and animal cells What is a Cell? • Cell • _______________________________________________________ _____ • _______________________________________________________ _____ All Living things share five characteristics 1. _____________________________ 2. _____________________________ 3. _____________________________ 4. _____________________________ 5. _____________________________ Cell Theory • Development of Cell Theory – 1590 – compound microscope invented – 1665 – Robert Hooke noticed structures while viewing slices of cork – cells – 1700 – Anton van Leeuwenhoek observes living cells with a microscope – 1700 + - more structures identified as technology gets better – 1838 – Schwann and Schleiden proposed that plant and animal tissue are made of cells The Cell Theory
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The Cell
Objectives: After studying this Topic you should be able to: Identify and briefly describe the structure and function of the nucleus, nucleoid, endoplasmic reticulum, Golgi
apparatus, lysosome, vacuole, mitochondrion, chloroplast, ribosome, cytoskeleton and cell wall, where present, in bacteria, plant and animal cells
– 1590 – compound microscope invented– 1665 – Robert Hooke noticed structures while viewing slices of cork – cells– 1700 – Anton van Leeuwenhoek observes living cells with a microscope– 1700 + - more structures identified as technology gets better– 1838 – Schwann and Schleiden proposed that plant and animal tissue are made of