F11-Puberty and Biological Foundations

F11-Puberty and Biological Foundations - Puberty and...

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Puberty and Biological Foundations I. Why Study Physical Changes? A. Major changes occur. B. Adolescent reacts to the changes. C. Others react to changes--parents, adults, peers. D. Some changes directly affect behavior--moods. II. Reactions Have Importance for Psychological Development. A. Early vs. late maturity. 1. Pubertal timing. 2. Pubertal status. B. Just plain growing up. III. Heredity and Environment or Nature and Nurture A. The Nature of Genes. 1. Genotype: genetic heritage. From our 30K genes. 2. Phenotype: the way genotype is expressed. Heredity and environment. 3. Reaction Range=range of phenotypes for each genotype. B. Behavior genetics: 1. Twin studies: identical and fraternal. 2. Adoption studies. 3. Genotype/environment correlations. a. Active (niche-picking) (Adolescent’s genes). b. Evocative (Adolescent’s genes). c. Passive (Parental genes).
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4. The role of environmental experiences. a. Shared environmental experiences. b. Nonshared environmental experiences. IV.
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F11-Puberty and Biological Foundations - Puberty and...

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