L2a - Cytoplasm
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Transcript of L2a - Cytoplasm
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6/26/2012
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Cytoplasm and
Nucleus
Lecture IIa
Bismark Oliver C. Lemana, M.Sc. Biological Sciences Department, College of Science University of Santo Tomas, Manila
The smallest living structure of life
Eukaryotic cells
True nucleus
Organelles are prominent
eg. Animal and plant cells
The Cell
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The Cell
Major Components:
Nucleus
Cytoplasm
Plasmalemma (cell membrane)
Eukaryotic Cell
Stomach section Striated muscle section
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Other cellular components:
Plasmalemma-associated components
Integrins
Cytoplasm-associated components
Organelles (membranous and non-membranous)
cytosol
Inclusions (deposits of carbs, pigments, etc.)
Cytoskeleton
To be discussed further on the next lecture
Eukaryotic Cell
Plasmalemma
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Plasmalemma
Transmembrane
Proteins
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Endocytosis
Receptor-mediated
endocytosis
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Cytosol Fluid part of the cell
Membranous organelles Mitochondria Golgi apparatus ER Lysosomes
Non-membranous organelles Ribosomes proteosomes
Cytoplasm
Contains the blueprint of all cells
Components:
Nuclear envelope
Chromatin
nucleolus
Nucleus
Liver section (hepatocytes)