Active and inactive maize

Active and inactive maize

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Credit: AMERICAN PHILOSOPHICAL SOCIETY/SCIENCE PHOTO LIBRARY

Caption: Active and inactive maize (Zea mays). Image comparing the cobs of 'active', 'cycling,' and 'inactive' genetically modified maize plants. This image was taken during research into the inactivation of the maize transposable element activator (Ac) and its associated DNA (deoxyribonucleic acid) modification. Photographed in 1983.

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Keywords: active, agricultural, agriculture, altered, angiosperm, angiosperms, biological, biology, black and white, black-and-white, botanical, botany, cob, cobs, compared, comparing, comparison, corn, cycling, deoxyribonucleic acid, dna, farming, gene, genes, genetic, genetically modified, genetics, gm, historical, history, horticultural, horticulture, inactive, modification, monochrome, no-one, nobody, physiological, plant, plant physiology, plants, research, white background

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