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細胞的結構和功能
the Fundamental Units of Life
7.1Biologists use microscopes
and biochemistry to study cells
Microscopy
Cell Fractionation
7.2 Eukaryotic cells have internal
membranes that compartmentalize
their functions
Comparing Prokaryotic and Eukaryotic Cells
A Panoramic View of the Eukaryotic Cell
7.3 The eukaryotic cell’s genetic
instructions are housed in the
nucleus and carried out by the
ribosomes
The nucleus: Information Central
Ribosomes: Protein Factories
7.4 The endomembrane system
regulates protein traffic and
performs metabolic functions
The Endoplasmic Reticulum: Biosynthetic Factory
The Golgi Apparatus: Shipping and Receiving Center
Lysosomes: Digestive Compartments
Vacuoles: Diverse Maintenance Compartments
The Endomembrane System: A Review
7.5 Mitochondria and chloroplasts
change energy from one form
to another
The Evolutionary Origins of Mitochondria and Chloroplasts
Mitochondria: Chemical Energy Conversion
Chloroplasts: Capture of Light Energy
Peroxisomes: Oxidation
7.6 The cytoskeleton is a network of
fibers that organizes structures
and activities in the cell
Roles of the Cytoskeleton: Support and Motility
Components of the Cytoskeleton
- Centrosomes and Centrioles
- Microfilaments (Actin Filaments)
7.7 Extracellular components and
connections between cells help
coordinate cellular activities
Cell Walls of Plants
The Extracellular Matrix (ECM) of Animal Cells
Cell Junctions
- Plasmodesmata in Plant Cells
- Tight Junctions, Desmosomes, and Gap Junctions in Animal Cells
7.8 A cell is greater than the sum
of its parts
細胞膜
Life at the edge
8.1 Cellular membranes are fluid
mosaics of lipids and proteins
The Fluidity of Membranes
Evolution of Differences in Membrane Lipid Composition
Membrane Proteins and Their Functions
The Role of Membrane Carbohydrates in Cell-Cell Recognition
Synthesis and Sidedness of Membranes
8.2 Membrane structure results in
selective permeability
The Permeability of the Lipid Bilayer
Transport Proteins
...