Control of metabolic pathway...
Please see the attached link :
http://www.mun.ca/biology/scarr/Phenylalanine_Metabolism.html
It was said that a faulty phenylalanine hydroxylase would lead to a genetic disease named Phenylketonuria.
But as there's no tyrosine produced due to the faulty phenylalanine hydroxylase, does that mean one will suffer from albinism as well ?
(Since Tyrosine is needed to make melanin)
Molecular Genetics
2007-06-01 11:08 pm
回答 (1)
2007-06-02 8:27 am
✔ 最佳答案
you are right! however, remember tyrosine is also present in food; therefore, even if the body cannot product tyrosine, there is still tyrosine in the body; usually albinism is not associated with pkupku patients MAY have lighter complexion if they do not have sufficient tyrosine intake
2007-06-02 00:35:19 補充：
******u is the disease of the name, i.e. P=K=U
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070601000051KK01721