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Punjab Board 9th Biology Ch. 4
Cell and Tissues
Microscopy and the Emergence of the Cell Theory - Cellular Structures and Functions - Cell size and surface area to volume ratio - Passage of Molecules into and out of Cells - Anima; and Plant Tissues
Introduction About Cell
Cellular Structures and Functions
Cell organelles
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Cell organelles 7:01
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Cytoplasm 34:30
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Centrioles Cell 2:27
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Cytoplasm 07:25
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Endoplasmic Reticulum 3:09
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Cytoskeleton 28:18
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Golgi Apparatus 5:50
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Cytoskeleton 17:20
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Lysosomes 2:01
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Cell Organelles 17:19
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Mitochondria 4:03
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Plastids Cell 4:38
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Ribosomes Cell 2:49
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Vacuoles Cell 1:48
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Cell Organelles Mitochondria 8:47
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Cell Organelles Plastids 13:15
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Endoplasmic Reticulum 6:21
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Golgi Apparatus 6:22
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Explain Lysosomes 7:21
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Explain Centrioles 10:18
Difference between prokaryotic and eukaryotic cells
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Nucleus & Ribosome 22:03
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Relationship between cell structures and functions 9:50
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Ribosome 19:58
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Comparison B/w Eukaryotic Cell and Prokaryotic Cell 9:29
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Ribosome and mitochondria 21:07
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Difference between Prokaryotic and Eukaryotic Cells 9:58
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Relation B/W Cell Structure and Function 17:34
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Plasteds 21:13
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Difference between eukaryotic and prokaryotic 25:27
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Difference between eukaryotic and prokaryotic 24:05
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Difference between eukaryotic and prokaryotic 27:14
Molecules into and out of Cells
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Facilitated Diffusion 1:42
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Passage of Molecules and Out of Cell 16:49
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E R 18:32
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Osmosis 2:48
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E R 24:07
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Passage of Molecules into and out of Cells 4:31
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Active Transport 12:04
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lysosome 24:33
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Water Balance Problems 6:38
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Osmosis and guard cells 5:09
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Water Balance Problem 11:01
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Centrioles 21:01
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Osmosis and Guard Cell 11:47
Cell size and surface area to volume
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Cell size and surface area to volume 6:06
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Cell size and function 25:09
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Opening & Closing of Stomata 29:11
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Cell Size and Surface Area to Volume Ratio 5:26
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Cell size and function 27:19
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Surface area to volume ratio 20:09
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Passage of molecules into and out of the cells 21:55
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Passage of molecules into and out of the cells 25:00
Exercise Chapter 4