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Chapter 10

characteristics obtained directly from the genes Heredity
a person’s surroundings, which have an influence on a person’s characteristics and development Environment
contrasting views of how we gain certain characteristics: nature refers to heredity, nurture refers to environment Nature/Nurture
basic units of heredity Genes
units of heredity containing genes; 23 in reproductive cells and 46 in all other cells Chromosomes
the fertilized egg Zygote
twins who develop from two different eggs, fertilized from two different sperms; have different heredity Dizygotic Twins
twins who come from one fertilized egg; have the same heredity Monozygotic Twins
the automatic orderly sequential process of physical and mental development Maturation
patterns of development in which some areas develop more rapidly and some more slowly but all in a way preplanned by nature Growth Cycles
a specific time in development that is the only time when a particular skill can begin to develop or an association can occur Critical Period
children supposedly reared by animals Feral children
parents and their children Nuclear Family
nuclear family plus other relatives Extended family
the feeling of being worthwhile and useful Self-esteem
style in which parents let children do as they wish; few rules made or enforced. Permissive Parenting Style
style in which parents rigidly set the rules and demand obedience. Dictatorial Parenting Style
style in which parents seek input from children; parents and consistent but flexible in enforcing rules. Authoritative Parenting Style
Created by: taymoore23