...not unusual for this to happen. It is often the case that one child in a family 'takes after' their father or mother and another doesn't seem to resemble anybody on either side. Actually, they do, but rather than a physical similarity it might be in ... have combined in such a way that this aspect has not replicated. But in the case of identical twins, if one has a snub nose, for example, the other will as well, because they share 100 per cent of their DNA. While in those who come from different ova ... certainly grow taller, and this height difference will be not so much due to genes as to environmental factors, in this case better nutrition. In Spain we do not have these differences, so if a child is short it is because his or her parents are as well,"