BEH 225 Heredity and Hormones

BEH 225 Heredity and Hormones - The Influence of Heredity...

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The Influence of Heredity and Hormones on Human Behavior
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Heredity is defined as the biological similarity of offspring and parents. At conception, every embryo is gifted genes from each parent’s gene pool to create another human being. Genetics tells us that we inherit traits through the donor’s genes. Good genes or bad genes, these genes will be combined and become traits of the fetus. In time, the fetus becomes a human being exposed to all elements of life which will in turn affect one’s behavior. Genetics alone do not control one’s behavior. Hormones contribute to behavior as well. Hormones are powerful substances secreted by the endocrine glands, including the thyroid gland, pineal gland, pituitary gland, and adrenal glands, which are carried through the blood stream to affect other parts of the body. Heredity and hormones together influence human behavior. Behavioral development begins at conception. Genes from each parent contribute to the intelligence, temperament, talents, and disorders. Behavior development is also affected by gene- environment interaction. Living in a home with alcoholics will adversely affect one’s behavior growing up. Alcoholism is not an inherited disorder through genes, but can be an inherited disorder through behavior and environment. As children, we cannot control the environment or behavior of those responsible for nurturing us; however, our environment and surrounds affect
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BEH 225 Heredity and Hormones - The Influence of Heredity...

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