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DNA: The Molecule of Heredity
The synthesis of protein begins with the DNA molecule. Found in the nucleus of all cells, DNA molecules are grouped in complex structures called chromosomes. The two outer rails of a DNA molecule are coiled in a double helix: between these two rails,...(more details) |
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The Fluid Transport System
This program looks at the carbon cycle, and illustrates the role that plants play in ensuring the survival of all animal life. Using the California redwood as a model, the program examines the intricate dual system of fluid transport. (Spanish, 10 mi...(more details) |
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Bacteria
The growth and control of bacteria, and their increasing resistance to antibiotics, are explained, and the use of bacteria in the making of yogurt is discussed. (Spanish, 13 minutes)(more details) |
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The Light Reaction
The light reaction is explored in depth with computer animation. The program follows the path of the electrons through the P680 and P700 photosystems, and eventually out into the stroma, where they are used in the dark reaction. (Spanish, 10 minutes)(more details) |
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The Dark Reaction
This program shows the step-by-step developments in the dark reaction, including the processes in the Calvin cycle and the production of glucose and starch. (Spanish, 10 minutes)(more details) |
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