Genetic Factors

Genetic factors are characterstics that are present from birth.You inherit genes from your parents. The genes determine such physical characterstic as the color of your eyes and hair and how tall you will become.There is also evidence that at least of your emotional make-up is inherited. from the moment of birth,all babies are caoable of expressing four basic emotions,pleasure,displeasure,excitement,and depression.The  facial expression used to shoe these emotions are the same in everyone,regardless of race or culture.Even people born blind and deaf smile to express happines.Apparently,the gentic programming that controls such emotional signals is simslar in everyone.

But at the same time,there are distinct difference in the way indivials babies express themselves. Some are active while others are passive.Some cry alot;others cry little.Some demand constant cuddling;others seem content to be alone.Such different seem to indicate that human deings inherit some tendency toward certain emotional development.Studies have shown that children who are large and well coordinated are more likely to scoor higher in IQ tests and tens to have greater salf-esteem.On the other hand,children who are awkward and whose physical abilities are poorly developed might be left out of things while growing up.Those children may expirince more stress and unhappened as a result