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Genetics And Heredity - Essay

Genetics And Heredity

My topic is "hereditary." I have always been interested in genetics, and this is a large branch of genetics. In this report I also plan to speak about evolution. I would like to learn more about what causes specific traits and what the future might bring.
Body:
A person gets his or her traits from their parents. These traits include everything from the person's sex to their mental abilities or problems. These traits are hereditary because they are passed on through genes. They get these genes from their parents and grandparents. They may inherit innate abilities of their parents, such as an affinity for music.

Another factor in who you are is the environment you live in. The environment ...

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of a person's potential height, potential strength against disease, and other physical characteristics.

A human being has 23 pairs of chromosomes in every cell in his or her body (except reproductive cells). If, during a stage of growth, a fetus somehow loses one of these chromosomes, the baby may die, or have a birth defect. Since this error is written on their genes, they may pass it on to their children, who may or may not have anything wrong with them.

The way a person looks, as I have stated, is hereditary. In humans, brown eyes are dominant. Thus, if a person with brown eyes and a recessive blue eye gene were to marry someone with similar genes, it is most likely their children would have brown eyes. A chart is used to show the possibilities:

A diagram like that could be used to find out what the eyes of a couples children would be. The reason "B" is capitalized is because it is a dominant trait, and the reason "b" is not capitalized is because it is a ...

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PAPER DETAILS

Added: 9/20/2005 09:10:11 PM
Category: Health & Medicine
Type: Premium Paper
Words: 963
Pages: 4

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