If shortness and straight hair are recessive genes, why do South and SE Asians have those features?

For instance Chinese and Japanese are generally short with straight hair. Yet those are recessive genes so why do most have those traits?

Even in Latin countries, they are shorter than your typical European neighbor. Why if shortness is recessive?

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It's so univeral among them.. yet the gene is recessive.
If shortness and straight hair are recessive genes, why do South and SE Asians have those features?
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