Biological Factors That Affect Human Behavior Essay

1082 Words Sep 8th, 2015 null Page
This debate within psychology is concerned with the extent to which particular aspects of behavior are a product of either inherited (i.e. genetic) or acquired (i.e. learned) characteristics.

Nature is what we think of as pre-wiring and is influenced by genetic inheritance and other biological factors.

Nurture is generally taken as the influence of external factors after conception e.g. the product of exposure, experience and learning on an individual.

The nature-nurture debate is concerned with the relative contribution that both influences make to human behavior.

It has long been known that certain physical characteristics are biologically determined by genetic inheritance.

Color of eyes, straight or curly hair, pigmentation of the skin and certain diseases (such as Huntingdonâ¬(TM)s chorea) are all a function of the genes we inherit.

Other physical characteristics, if not determined, appear to be at least strongly influenced by the genetic make-up of our biological parents.

Height, weight, hair loss (in men), life expectancy and vulnerability to specific illnesses (e.g. breast cancer in women) are positively correlated between genetically related individuals.

These facts have led many to speculate as to whether psychological characteristics such as behavioral tendencies, personality attributes and mental abilities are also â¬oewired in⬠before we are even born.

Those who adopt an extreme hereditary position are known as nativists.

Their basic assumption is that…

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