Slide 6 Cell Structure And Function

Slide 6 Cell Structure And Function - You can press T to...

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You can press “T” to confirm that you have registered, if you want. Today: cell structure and function
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Over 300 years ago biologists could see that cells had nucleus. The rest of the cell was “cytoplasm”. With improved microscopy, it became clear that the cytoplasm contains numerous separate compartments and specialized structures.
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nucleus DNA storage of information cytoplasm metabolism plasma membrane transport in and out Eukaryotic cell (animal type)
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Nucleus Contains the DNA (= genetic information) The nucleus is surrounded by a “nuclear envelope” that consists of a double membrane. (= 2 membranes) Function of nucleus: protection of the DNA genetic regulation more (?) Within the nucleus, a “nucleolus” is often visible. Function: synthesis and assembly of ribosomes.
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1862-1915 Nuclear transplantation studies. By replacing the nucleus, Boveri changed one species to another species. The first cloning experiment.
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This note was uploaded on 02/20/2010 for the course BIOLOGY 102 taught by Professor Searcy during the Spring '10 term at UMass (Amherst).

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Slide 6 Cell Structure And Function - You can press T to...

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