Awareness of object permanence is not yet complete in Piaget’s Substage 4 because babies __________
A) still make the A-not-B search error
B) have schemes with a hit-or-miss quality
C) have schemes that appear as sudden solutions
D) are not yet able to retrieve hidden objects
Answer: A
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What function does the noncoding DNA segment HACNS1 have?
A. It turns on genes in the forearm and thumb in humans to promote thumb movement. B. It creates thumbs in chimpanzees. C. It creates thumbs in rhesus monkeys. D. It has no known function.
Nestoriuc, Rief, and Martin (2008) conducted a meta-analysis that included a total of 53 biofeedback treatment studies of tension-type headache. Nestoriuc et al. (2008) noted that this was the first meta-analytic study with sufficient power to find that the treatments led to significantly reduced muscle tension. Why is this important?
What will be an ideal response?
Which of the following effects has been observed in genetic girls who have excess androgens when they are embryos?
a. Greater tendency to act like a "tomboy." b. Playing in ways more typical of other girls than boys. c. Being less physically aggressive than other girls. d. Having conflicting feelings about their gender identification as girls.
Explain experience-expectant and experience-dependent development. In your explanation, be sure to include the role of synaptic pruning and synaptic growth, as well as the role of stimulation for the development of the young brain
What will be an ideal response?