SCIENCE
Claybourne, Anna

Genetics

(4) 4-6 Science in Focus series. This tour of the field of genetics begins in the minuscule world of cell structures, where the shapes and functions of genes and DNA are described. Pros and cons of cloning, genetic engineering, DNA mapping, and related issues are then examined, along with implications for the future. Crowded pages include captioned photos, diagrams, "fact focus" boxes, and other sidebars. Reading list, timeline, websites. Glos., ind.

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