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Edward R. Feil; Mary Feil Hellerstein; Herman Hellerstein
Summary:
Begins with a Christmas/Chanukkah celebration at the Hellerstein home. Kathy receives a cameo ring and excitedly shows it off to the group. The film then shows Christmas at the George Feil home, wh...
Discusses and disproves many folk tales about heredity and its effects. Explains the relationship between heredity and environment, and describes the roles played by heredity and congenital charact...
Discusses the work done in genetics since Mendel's time. Describes the theory of location of genes and how the theory of chromosomes was developed and tested. Uses experiments with corn and the fru...
Explains the role played by genes in inheritance, the possibilities for variation in each member of a generation, and why predictions about offspring can often be inaccurate.
Introduces biogenesis, the idea that life arises only from existing life, and mitosis, the process by which cells divide while preserving inherited traits. The episode discusses early experiments t...
Discusses sexual reproduction and heredity, including elements necessary for sexual reproduction and the genetic advantages. Uses charts and diagrams to show the variations possible in every human ...
Emphasizes the hazards the inexperienced city driver must learn to recognize. Shows the unusual situations that may arise from driver fatigue. Explains how to avoid fatigue. Presents a complete pi...
Present a tour of the Eastern State Hospital for the mentally ill in Lexington, Kentucky. Explains how the hospital is organized, and describes innovations which have been introduced such as opens ...
Portrays various techniques used by the scientist in solving a problem. The immediate task concerns the disappearance of wild geese from an area where they formerly were plentiful. Some methods use...