A particular area of a songbird brain grows under the influence of testosterone; hence, it is larger in breeding males than in females or immature birds. That brain area enables a mature male to sing. What type of explanation is illustrated here?
a. evolutionary
b. ontogenetic
c. neurological
d. physiological
d
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Which factor has been LEAST correlated with high levels of cognitive functioning in later life?
a. Being an only child b. High cognitive functioning of a spouse c. Flexible personality style at midlife d. Absence of cardiovascular disease
A researcher at the university has students in the introductory psychology participant pool fill out a survey about life satisfaction. This use of the introductory psychology participant pool represents __________ sampling of the human population.
A. random B. biased C. representative D. placebo
In the context of approaches to gene identification and discovery, ________, in which the goal is to discover the location of a gene (or genes) in relation to a marker gene (whose position is already known), is often used to search for disease-related genes.
A. next-generation sequencing B. genome-wide association C. the Thousand Genomes Project D. linkage analysis
Four-year-old Branson is playing with his 5-year-old cousin, Talia. The two are running, jumping, hopping, and climbing on the playground equipment, demonstrating the strength of their __________ skills
a) fine motor b) early childhood c) gross motor d) socialization