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You searched for: Format Moving Image Remove constraint Format: Moving Image Main contributor Indiana University. Audio-Visual Center Remove constraint Main contributor: Indiana University. Audio-Visual Center Date 1956 Remove constraint Date: 1956 Genres Educational films. Remove constraint Genres: Educational films. Language English Remove constraint Language: English
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1. Basic nature of sexual reproduction (14:29)

Date:
1956
Main contributors:
Indiana University. Audio-Visual Center
Summary:
High-powered microscopic shots are used to illustrate the principle that sexual reproduction in simple and complex plants and animals always involves the production and the union of gametes; exempl...

2. Better bulletin boards (13:01)

Date:
1956
Main contributors:
Indiana University. Audio-Visual Center
Summary:
Describes various uses of the bulletin board. Shows how to locate and maintain a bulletin board for both instructional and reference purposes, describes the materials from which bulletin boards can...