Erik Erikson's developmental theory consists of _____ stages that last from the first year of life to:
eight; late adulthood
_____ age is an individual's adaptive capacities compared with those of other individuals of the same chronological age
Psychological
According to Urie Bronfenbrenner's ecological theory, a person's family, peers, school, and neighborhood constitute his/her:
microsystem
In the nature-nurture issue, nature refers to an organism's _____, nurture to its:
biological inheritance; environmental experiences
The longitudinal method of research consists of studying:
the same individuals over a long period of time.
Scientists had thought that humans had as many as 100,000 or more genes, but recent research indicates a figure of approximately:
20,500
During the process of _____, the cell's nucleus�including the chromosomes�duplicates itself and the cell divides resulting in the formation of two cells.
mitosis
_____ is the way an individual's genotype is expressed in observable and measurable characteristics.
Phenotype
Which of the following is an example of chromosomal abnormality that occurs when whole chromosomes do not separate properly during meiosis?
Down syndrome
Gwendolyn is having a prenatal test where her doctor uses high-frequency sound waves directed into her abdomen to check her fetus. She is most likely having a(n) _____.
ultrasound sonography