Lamarck's idea of "use and disuse" proposed that a. traits are passed down from parent to offspring. b. the continents were slowly moving. c. in animals, traits that are used often will grow and change shape. d. the continents were moving quickly.

you must remain stopped until the stop signal is retracted and the red lights are turned off. approaching traffic in the opposite roadway of a divided highway shall not be required to stop, even if the school bus has the stop-arm extended and the alternately flashing warning signal lamps on.

the sphincter muscles at the end of the digestive tract is the anus.