Mute
dr.giapratamamd
Ini adalah kulit manusia. Warna kulit datang dari melanin, pigmen pelindung yang dibuat melanosit. Kulit lebih gelap umumnya karena “setelan” produksinya berbeda, lebih aktif, melanosom lebih besar, pigmennya lebih awet. Semua ini ditentukan DNA, sebagai bentuk adaptasi terhadap sinar matahari. Jadi ini hanyalah variasi cara tubuh memasang pelindung UV, bukan nilai manusia. Di balik warna, kita satu spesies, satu struktur. Yang membedakan manusia bukan pigmen, tapi pilihan, karakter, dan perbu...
Ikuti
0
0
0
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