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Hello from Russia. There is such a question. I always thought that an inheritance of son (me) depends on the blood of the father and the blood of the mother. However, here is my example. I grew taller than my father and than my mother. I did that twentieth-century German anthropologists loved to do, I measured the circumference of the skulls, or to be more correct, the circumference of the heads of my mother, my father, and me, because they were alive during the measurements. Mother's head circumference: 55.5 cm. I was measuring the circumference of my father's head. To my sadness, I can't find this information in my files right now, and my father died, but his head's circumference was significantly smaller than mine. I'm their son, and my head circumference is 59 centimeters. How does science explain this? The food was usual, nothing special. I studied at a technical school and an institute, and I did not like the quality of the education in the institute, they taught better at the technical school. How does it turn out, figuratively speaking, that in mathematics 2+2=4, but in biology, 2+2=5.3?
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An hour north of NYC .. is New Rochelle really that far north???
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>>16860422
You should have measured the neighbor as well, Boris.
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>>16860424
This option is unlikely. The facial features, the shape of the nose, the color of the eyes, the color of the mustache leave no doubt about who my father is. Perhaps some epigenetic factor worked and gave this result, but I don't know exactly what it was. Could an art school have contributed to this? I studied at an art school in childhood and adolescence.
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I'm not an anthropologist or a biologist, and I think that drawing develops fine motor skills of the hands, develops the brain, and hypothetically it can contribute to the growth of the skull, to the growth of the head.
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>>16860422
>The food was usual, nothing special. I studied at a technical school and an institute, and I did not like the quality of the education in the institute, they taught better at the technical school. How does it turn out, figuratively speaking, that in mathematics 2+2=4, but in biology, 2+2=5.3?

So a couple of things. I hope you see that ruling out environmental factors, like diet, cannot be done simply. You don't know if your diet was higher in some critical nutrient that your parents were slightly deficient in. Or one of any other number of possible environmental factors.

But aside from environmental factors.

Remember: genetics is not simply linear algebra. You inherited 50% of your father's genes and 50% of your mother's genes. But which ones you got from each is random. How different alleles interact with one another is extremely complex and not well studied.

So in the simplest terms: it's likely your mother and father had heterozygous mixes of alleles coding for height, and you happened to get slightly more of the alleles for larger size than smaller.

It's also possible you got some 'combo' genes that when combined, give you a larger size.



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