Puas yog qhov muag xiav tsaus grey?

Cov txheej txheem:

Puas yog qhov muag xiav tsaus grey?
Puas yog qhov muag xiav tsaus grey?
Anonim

Melanin me ntsis ntawm lub qhov muag ua rau koj ob lub qhov muag xiav. Raws li koj txo qis melanin tam sim no lub qhov muag xiav saib sib dua thiab sib zog kom txog thaum lawv saib xim tsis muaj lossis lub teeb grey.

Kuv puas muaj qhov muag grey lossis xiav?

qhov muag grey feem ntau yuam kev rau qhov muag xiav Txawm tias lawv feem ntau nyuaj los qhia sib nrug, qhov muag grey thiab qhov muag xiav tsis zoo ib yam thiab koj tuaj yeem ua tau pom qhov sib txawv yog tias koj ua tib zoo saib. Raws li Cov Kws Kho Mob Qhov Muag ntawm Washington lub vev xaib, lub qhov muag grey, tsis zoo li lub qhov muag xiav, feem ntau muaj flecks ntawm kub thiab xim av nyob rau hauv lawv.

haiv neeg twg muaj qhov muag xiav tsaus?

xiav ob lub qhov muag muaj ntau tshaj plaws hauv Europe, tshwj xeeb tshaj yog Scandinavia. Cov neeg uas muaj ob lub qhov muag xiav muaj tib yam kev hloov caj ces uas ua rau lub qhov muag tsim melanin tsawg. Kev hloov pauv thawj zaug tshwm sim hauv ib tus neeg nyob hauv Tebchaws Europe txog 10,000 xyoo dhau los. Tus neeg ntawd yog ib tug poj koob yawm txwv ntawm txhua tus neeg qhov muag xiav hnub no.

Vim li cas kuv lub qhov muag xiav tig GREY?

Raws li tau hais dhau los, raug lub teeb ua rau koj lub cev tsim cov melanin ntau dua. Txawm hais tias koj qhov muag xim tau teeb tsa, koj lub qhov muag xim tuaj yeem hloov me ntsis yog tias koj tso koj ob lub qhov muag rau hnub ci ntau. Yog li ntawd, koj ob lub qhov muag yuav tshwm xim xim av, xiav, ntsuab, lossis grey, nyob ntawm koj qhov muag xim tam sim no.

Pob qhov muag tsaus nti GREY?

Thaum ib tus xav tias kwv yees li 7 billion tus neeg nyob hauv ntiaj teb, qhov no txhais tau tias tsuas yog 210,000,000 lab tib neeg muaj grey li lawv qhov muag xim. Grey ob lub qhov muag tuaj yeem tuaj nyob rau hauv ntau qhov ntxoov ntxoo, suav nrog cov xim ntawm cov xim xiav, ntsuab thiab qee zaum, hazel-xim av.

Pom zoo: