Petra Haak und Ginger Beards Person-Info 

( Ich bin Petra Haak)
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At last! The answer to why non-ginger guys have ginger beards – The...

www.thesun.co.uk
Scientist Petra Haak-Bloem explained it was down to a gene we all have called. MC1R. Hair colour is complex. Unlike other traits there is not ...

Why do non-ginger men have ginger beards? Science has the answer -...

www.mirror.co.uk
Petra Haak-Bloem from Erfocentrum, a Dutch organisation which promotes genetics, has explained why so many men have ginger beards

Here's why so many non-ginger men have ginger beards - Shortlistwww.shortlist.com › news › why-men-have-ginger-...

www.shortlist.com
· Petra Haak-Bloem from Erfocentrum, a Dutch genetics organisation, has explained to Motherboard how it all works.

This is why some men have ginger beards | indy100www.indy100.com › news › why-people-have-ging...

www.indy100.com
· ... the amount of which determines hair colour, according to genetic scientist Petra Haak-Bloem. MC1R makes a protein called melanocortin 1, ...
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