Your elderly neighbor has rigidity and tremors in his arms. It did not surprise you that he was recently diagnosed with:
A. Alzheimer's disease
B. Parkinson's disease
C. Presenile dementia
D. food poisoning from eating a Puffer fish
Answer: B
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What are memories from one's own life called?
A. retrieved memories B. implicit memories C. autobiographical memories D. explicit memories
Which reason correctly explains the decline in the fertility rate?
A. women returning to school B. declining health of the population C. women joining the workforce D. increased sex education in elementary school
Out in the garden, Lucille is given a dime for every five weeds she pulls. What reinforcement schedule is she on?
A. fixed ratio B. fixed interval C. variable ratio D. variable interval
Bita and Behruz have brown eyes. Their son, Kamran, received the genetic information for eye color from both of his parents and therefore has brown eyes. This outwardly observable genetic trait is known as a person's
a. homozygote. c. genotype. b. heterozygote. d. phenotype.