Studies have shown that about 80 percent height of a person is controlled by DNA sequences which they have inherited. Environmental factors such as nutrition play a smaller role in determining a person’s height. However, the effect of genes on height is only partially understood. There are certain gene variants which cause a dramatic effect on the height. One among these is the FGFR3 gene which is responsible for a condition called achondroplasia, characterized by short stature.
Are fingerprints determined by genetics?
Just like many other complex traits, the debate