crossword 1

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Across
  1. 1. European medic naturalized in North America having yellow flowers and sickle-shaped pods
  2. 4. Secret aid to escaping slaves that was provided by abolitionists in the years before the American Civil War
  3. 6. Someone (esp. a politician) appealing to the real or perceived interests (and sometimes prejudices) of ordinary people
  4. 7. (telecommunication) the lowest sampling rate that will permit accurate reconstruction of a sampled analog signal
  5. 8. Pay no attention to, disrespect
  6. 9. Any large molecule containing chains of amino acids linked by peptide bonds
Down
  1. 2. One who gives up, relinquishes or renounces something
  2. 3. Naked-tailed armadillo of tropical South America
  3. 5. Transform a matrix to a diagonal matrix