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ARC-Easy / AMP_2016_8_48 / In 1931, Barbara McClintock discovered that genes could change position on a…

Problem

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question

In 1931, Barbara McClintock discovered that genes could change position on a chromosome. In corn plants, if a certain gene was moved next to the gene that controls kernel color, the kernels in an ear of corn were various colors. Which statement best supports McClintock's discovery?

choices

  • Genes control inherited traits in organisms.
  • Corn plants can reproduce in laboratory environments.
  • Chromosomes can move around in the nucleus of a cell.
  • Genes are able to disappear and reappear in later generations.

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