Essay on Nature or Nurture: the Case of the Boy Who Became a Girl

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NORTHERN CARIBBEAN UNIVERSITY
COLLEGE OF NATURAL AND APPLIED SCIENCE
DEPARTMENT OF BIOLOGY, CHEMISTRY AND SCIENCE

Presented in Partial Fulfillment of the Course:
BIOL 395 GENETICS
Section A

TERM PAPER Nature or Nurture: The Case of the Boy Who Became a Girl

Presented By:

Nathalia allen
Monique Malcolm
Davena shaw
Shaneek Campbell

Part 1
1. Assuming that the nurture theory is valid, David as Brenda will have female behavior and believe he is a girl. From a physical point of view he will not develop secondary characteristics. Based on how hormones work by removing his testicles they denied him of his secondary characteristics. After puberty he would not …show more content…
The reverse is true.
4. Based on the nurture theory homosexual behavior in men and women can be based upon environmental influences and that includes peer pressure, low self-esteem and parental influences.
Experiment
5. Aim: To observe the effects of neonatal castration upon sexual and aggressive behavior in male and female chimpanzees.
Hypothesis: It is speculated that aggression in male and female chimpanzees was an innate behavior rather than learnt behavior. It is also speculated that this behavior only occurs in male chimpanzees.
Method: 100 female chimpanzees were identified in a population. An ultrasound was done to ensure that the females would produce 50 male offspring and 50 female offspring. Each newborn was then castrated one day after birth. 25 females were treated with testosterone and 25 males were treated with estrogen, the other 25 females were treated with estrogen and the remaining 25 males were treated with testosterone. The behavior of each newborn was observed over a two year period.
Expected results: Based on the nature theory the 25 females that would be treated with the testosterone and the 25 males that would be treated with estrogen the concept of hormonal imbalance would have caused the production of two much or two little androgen. The hormone that was introduced would have interfered with the normal distribution of hormone in both male and female. The 50 offspring that were treated with their original
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