The girl resembles pa, the boy resembles Mom, is there scientific basis?

The girl resembles pa, the boy resembles Mom, say and this kind of view does not have scientific basis from medicine.

Above all, father's spermatozoon has two kinds of kinds, it is the spermatozoon that carries X chromosome and the spermatozoon that carry Y chromosome respectively. Mom's ovum has a kind of kind only, that contains X chromosome namely. XY encountering is the boy, XX encountering is the girl. What this shows decides to give birth to schoolboy daughter is father. Encounter when spermatozoon and ovum that is flashy, contend for the child of dominance gene entail oneself. Whose dominance gene is much, whose dominance gene is strong, who can let the child more like oneself.

Next, identical sexual distinction, can a lot of likeness are nodded, we will be subconscious li of oversight, make as same as the opposite sex feature more highlight, think instead the girl more like father, the boy more resemble mother. Do not believe see the family that has boy girl, sibling or sister younger brother grow very to resemble, but everybody says is boy resembling mom, the girl resembles father.

Finally, the child likes to take the intermediate cost of parental both sides. Slant for instance black skin father and slant white skin mom, if do not have dominance gene to appear, normally can unripe next color of skin compares father to compare mom's black child in vain. Compare the father that is like a 180cm and a mom of 160cm again, if take no account of dominance,gene, nutrition is mixed take exercise, meet the child between unripe next 160-180 normally. Same, the likeness between meeting oversight male and male orders our look, the likeness between female and female is nodded.

So, the girl resembles pa, the boy resembles Mom, this kind of view does not have scientific basis.

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