A. 23 B. 46 C. 52 D. 54 Question 6 of 20 5.0/ 5.0 Points What is the process by which a sperm and an ovum join to form a single new cell? A. Fertilization B. Sex C. Germinal stage D. Prenatal period Question 7 of 20 5.0/ 5.0 Points Using a real-world setting for an experiment is the hallmark of a(n): A. field study. B. control group. C. experimental group. D. sample group. Question 8 of 20 5.0/ 5.0 Points Sue has a disorder that is produced by an injury to a gene on the X chromosome, producing a mild to moderate mental retardation. She has: A. Down syndrome. B. Tay-Sachs disease. C. Fragile X syndrome. D. Klinefelter’s syndrome. Question 9 of 20 5.0/ 5.0 Points The psychodynamic perspective is closely associated with: A. Freud. B. Erikson. C. Skinner. D. Piaget. Question 10 of 20 5.0/ 5.0 Points What type of lifespan developmentalist is interested in how a person who experiences a significant or traumatic event early in life would remember that event later in life? A. Physical B. Social C. Cognitive D. Personality Question 11 of 20 5.0/ 5.0 Points What is the name of the earliest test that occurs in the 11th to 13th week of pregnancy and can identify chromosomal abnormalities and other disorders, such as heart problems? A. Amniocentesis B. Chorionic villus sampling (CVS) C. Ultrasound sonography D. First-trimester screen Question 12 of 20 5.0/ 5.0 Points Multiple births have __________ in the last 25 years due to fertility drugs and the rising average age of mothers giving birth. A. decreased B. remained the same C. increased D. varied up and down Question 13 of 20 5.0/ 5.0 Points __________ development involves the ways that the enduring characteristics that differentiate one person from another change over the life span. A. Cognitive B. Physical C. Personality D. Social Question 14 of 20 5.0/ 5.0 Points The closer the genetic link between two individuals, the greater the correspondence between their:
A. weight. B. blood pressure. C. IQ scores. D. respiration rate. Question 15 of 20 5.0/ 5.0 Points Sometimes genes, for no known reason(s), change their form in a process called spontaneous: A. acceleration. B. combustion. C. mutation. D. malformation. Question 16 of 20 5.0/ 5.0 Points __________ development is the field of study that examines patterns of growth, change, and stability in behavior that occurs throughout the entire lifespan. A. Biological B. Lifespan C. Psychological D. Research Question 17 of 20 5.0/ 5.0 Points Broad, organized explanations and predictions concerning phenomena of interest are called __________ and provide a framework for understanding the relationships among an organized set of facts or principles. A. concepts B. hypotheses C. theories D. perspectives Question 18 of 20 5.0/ 5.0 Points A student reads a flyer on the campus bulletin board that says a researcher is searching for students to volunteer for a long-term study. Participation includes completing testing that measures traits such as temperament, attitudes, and adaptability, as well as being available for follow-up for the next 10 years. The researcher who is developing this study is most likely interested in __________ development. A. personality B. social C. cognitive D. physical Question 19 of 20 5.0/ 5.0 Points Parents in the United States are more likely to encourage higher __________ levels, while Asian parents are more likely to encourage greater __________ levels. A. passivity; activity B. neuroticism; social potency C. activity; passivity D. social potency; neuroticism Question 20 of 20 5.0/ 5.0 Points About an hour or so after the sperm enters the ovum, the two gametes suddenly fuse, becoming one cell called a(n): A. chromosome. B. ovum. C. zygote. D. genes.