Superior genetics for sprinting just as whites have superior genetics for endurance.
https://www.quora.com/In-the-100-meter-races-at-major-events-why-do-black-people-dominate
Superior genetics for sprinting just as whites have superior genetics for endurance.
https://www.quora.com/In-the-100-meter-races-at-major-events-why-do-black-people-dominate
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