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By Betsy Mason, Contra Costa Times, Walnut Creek, Calif. Jun. 17--The benefits of eating right and staying active may extend well beyond your physique, all the way down to your genes, Bay Area scientists have found.
Word of the Day
- A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.