In the Beginning

Duration: 17 min

Year Published: 1937

Creator: United States Department of Agriculture; Castle Films

Format: 16mm

Color: B&W

Sound: Sound

Description: Portrays the ovulation, fertilization, and early development of the mammalian egg. Spermatozoa are shown attacking the ovum. Time-lapse cinephotomicrography shows cell division of the fertilized egg.

Complete Record: Dewey number: 612.6 Audience level: jh-sh-c Format/cost: 16-sd-$16.33 Distributors / rental: Not shown in source

Metadata Source:Educational Film Guide 1946