It's actually based on Race and Gender both.
For example, this gif i were in the Alpha by dancing as Female Exo.
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Im a titan male exo and the dance is diferent so i guess its a combination off both
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Exactly, Exo has same "robotic" dance except his/her move is different that based on gender.
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Nice! Thanks for the visual evidence!
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You are welcome. If you like the best robotic-dance ever, play as Male Exo. ;D