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Cochran, Philip A. – American Biology Teacher, 1989
Describes modifications and procedures needed for parasitic lampreys to be kept in a closed system. Presents information dealing with obtaining the organisms, tank modifications, temperature, feeding, disease prevention, and animal welfare. A discussion is included. (RT)
Descriptors: Animals, Biology, College Science, Culturing Techniques
Peer reviewed Peer reviewed
Hilkowitz, Marlene A.; Dowden, Edward – American Biology Teacher, 1989
Describes a science experiment in which the heartbeats of mammals can be counted and graphed as measurable data by the computer. Provides information on materials needed, pre-lab activity worksheet, and follow-up activities. (RT)
Descriptors: Biology, Computer Uses in Education, Experiential Learning, Laboratory Procedures