Biology Chapter 03-2

Biology Chapter 03-2 - 1 Chapter 3 Section 2 Eukaryotic...

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Chapter 3 Section 2 - Eukaryotic Cells Parts of Eukaryotic Cells cell wall cell membrane cytoskeleton nucleus ribosomes endoplasmic reticulum mitochondria chloroplasts golgi complex vesicles lysosomes Cell Wall a rigid structure that surrounds the cell membrane and provides support to the cell. Plants and algae have cell walls. Animal cells do not. Usually made of cellulose, indigestible to humans. Cell walls help plants to to stand upright. 1
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Cell Membrane All cells have a cell membrane. It is the protective barrier that encloses a cell. It separates the cell’s contents from the cell’s environment. It allows passage of nutrients and water into the cell, and wastes and products out of the cell. Cytoskeleton a web of proteins in the cytoplasm. It acts as both muscle and skeleton. It keeps the cell membrane from collapsing, and helps the cell move. Nucleus
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This note was uploaded on 12/15/2011 for the course BIO BSC1010 taught by Professor Gwenhauner during the Fall '10 term at Broward College.

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Biology Chapter 03-2 - 1 Chapter 3 Section 2 Eukaryotic...

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