PSY 302 Lecture Notes - Chromosome Abnormality, Allosome, Y Chromosome

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19 Mar 2013
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Class notes - chapter 3 biology and behavior: nature and nurture. Both heredity and environment influence individuals" characteristics. Individuals differ from one another by only about 1 to1. 5% of their genes. See figure 3. 1 in siegler et al. , 2010. Genotype: the genetic material an individual inherits. Phenotype: the observable expression of the genotype, including body characteristics and behavior. Environment: includes every aspect of the individual, and his or her surroundings, other than genes these 3 elements are involved in 4 relations that are fundamental in the development of every child: An example of the model: conan is really tall & hair texture the way the genotype will be expressed is influence by the environment. Sex determination: sex chromosomes determine an individual"s biological sex. rd, females have two x chromosomes in the 23, x chromosomes have 3x more genes than y. More genes which can possibly pair, whereas males have x y. that we can override the genes that are sex-linked.

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