PSYC 111 Lecture Notes - Lecture 6: Fetus, Promiscuity, Casual Sex
24 Sep 2016
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Why do some people become regular users of consciousness-altering drugs? o. Some people may be biologically vulnerable to particular drugs, such as alcohol o. Cultural and ethnic groups have differing rates of drug use. Each type of influence - biological, psychological, and social cultural - offers a possible. Behavior geneticists study our differences and aim to determine importance of heredity o and environment on behavior (non-genetic influence) Every cell nucleus contains the genetic master code for the body. Within each cell are 46 chromosomes, 23 are donated from each parent. Each chromosome is composed of a coiled chain of a molecule called dna. Genes are dna segments that, when turned on, provide the code for production. Approximately 20-25k genes compose the human body and determine our of protein molecules development: genes o. Biochemical units of heredity that make up chromosomes, the threadlike coils of. When genes are expressed, they provide the code for creating the proteins that.
