phenotypic<unk> : people with different levels of skin colors, a normal distribution of IQ scores, the tallest recorded man in history - Robert Wadlow - with his father.<unk> , or human variation, is the range of possible values for any characteristic, physical or mental, of human beings. Frequently debated areas of<unk>  include cognitive ability, personality, physical appearance (body shape, skin color, etc.) and immunology.<unk>  is partly heritable and partly acquired (nature vs. nurture debate). As the human species exhibits sexual dimorphism, many traits show significant variation not just between populations but also between the sexes.
Human variability
Fetal programming
Paternal age effect
Human genetic enhancement
Heterogeneous condition
Human biology
Genetic heterogeneity
Finnish heritage disease