Atom and Biological Science

Duration: 11

Year Published: 1953

Creator: Encyclopaedia Britannica Educ Corp

Format: 16mm

Color: B&W

Description: Shows the advances achieved by biologists through experiments with atomic radiation on plants and animals. Describes the effects of gamma rays on living cells: their growth, rate of reproduction, and hereditary tendencies after exposure. Shows with animated drawings the effects of these rays on chromosomes of living cells and their probable effects on genes. Illustrates how induced cancer is treated with cyclotron bombardment and tells of the search for isotopes which can be administered internally.

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