我google第一個彈出黎就話唔係1gene control
Widow's peak is sometimes used to illustrate basic genetics; the myth is that it is controlled by one gene with two alleles, and the allele for widow's peak is dominant over the allele for straight hairline. There is no evidence that this myth is true.2011年12月8日
美人尖本身係顯性基因 父母有/其中一方有 所生既應該都有可能有或無 因為顯性/隱性基因問題
如果父母無 所生既按理就唔會有
謝賢
狄波拉
咁謝霆鋒咁撚大個尖邊度黎