Zainab (zainabalrashed)

Race #5

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Official speed 30.84 wpm (75.88 seconds elapsed during race)
Race Start June 11, 2010 12:20:56pm UTC
Race Finish June 11, 2010 12:22:12pm UTC
Outcome No win (2 of 4)
Points 0.00
Text #409 (Length: 195 characters)

There are two kinds of fibers in our muscles, red and white. Red muscle fibers enable us to maintain long-term, low stress activity. White muscle fibers are specialized for fast, rapid movements.