Psychology Chapter 3

The study of progressive changes in behavior and abilities from conception to death

(nature) Transmission of physical and psychological characteristics from parent to offspring through genes

(nurture) sum of all external conditions afecting development, especially effects of learning

A molecular structure that contains coded gentic information

Specific areas on a strand of DNA that carry hereditary information

Gene whose influence will be expressed each time the gene is present

Gene whose influence will be expressed only when it is paired with a second recessive gene

Problem caused by inherited characteristics from parents. . .-ex. cystic fibrosis

Problem or defect that occurs during prenatal development; birth defect

Radiation, drug, or other substance capable of altering fetal development in nonheritable ways that cause birth defects. . .-ex:narcotics, radiatin, cigarette smoke, lead, cocaine

Caused by repeated heavuy alcohol consumption during pregnancy. . . Infants: have low birth weight, a small head, and facial malformations. . .-Lack cupid's bow, the bow-shaped portion of the upper lip

During development, a period of increased sensitivity to environmental influences. Also a time during which certain events must take place for normal development to occur

In development, the loss or withholding of normal stimulation, nutrition, comfort, love, and so forth; a condition of lacking

In development, deliberately making an environment more stimulating, nutritional, comforting, loving, and so forth

The limits environment places on the effects of heredity