Psychology Chapter 9

Research technique in which participants often of different ages, are tested or observed during a limited time span or only once.

Group of individuals born in the same period.

One-celled organism formed by the union of a sperm and an ovum.

Process of cell division in which each cell contains the same genetic information as other cells.

Segemts of genetic material in nucleus of a cell; human cells = 23 pairs of chromosomes, 1 pair inherited from each parent.

Units of hereditary material that line the chromosomes and provide info concerning the form and function of each cell.

Chemical name for the genetic material located int he nucleus of each cell.

If a pregnant women's diet is inadequate, the baby is more likely to be born prematurely or to have a low birth weight.

Low birth weight infants are 40 times more likely than normal weight babies to die before their first birthday.

Low birth weight infants are 40 times more likely than normal weight babies to die before their first birthday.

What are signs of FAS?

The most impt factor causing high rate of baby death b/c lack of prenatal care, no money.

All drugs cross placenta freely. Antibio barbs, lots of vitas A & B1. Asprin and caffiene.

Alcohol babies have learning and development problems, low birth weight, small head and mental retardation.

Condition of babies mama's drink during pregnancy, low birth weight, small head, and mental retardation