The Development and Cultivation of Corn

question 9

Multiple Choice

The development and cultivation of corn:

• A) Apparently took place in South America, in the vicinity of Brazil.
• B) Seems to have been the result of cross-breeding more than one species of plant.
• C) Took more than 12,000 years, according to carbon-dating techniques of teosinte and modern corn.
• D) Has been proven, by plant geneticist Mary Eubanks, to have taken many generations of experimentation to create a nutritious grain.

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