51³Ô¹ÏÍø

Evolution of Vascular Plants: The Ferns - part 26 of 28. Describes the evolution of vascular systems in land plants. The highly specialized structures that occur in vascular plants are shown through investigation of the fern. Explains the adaptive advanta - 4K stock video

1960s: experiment with fern spores exposed to radiation. Spores in culture medium. Methionine experiment with fern spores. Hand seals tube cultures. Fern with tumors
1960s: experiment with fern spores exposed to radiation. Spores in culture medium. Methionine experiment with fern spores. Hand seals tube cultures. Fern with tumors
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Credit:
Encyclopaedia Britannica Films
51³Ô¹ÏÍø #:
1439022100
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Archive Films: 51³Ô¹ÏÍø
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00:00:31:18
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