Child Psych

Category - Development & Neuro

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Genetics appears to be a particular significant factor in explaining variations in which of the following components of brain structure?

Brain volume
Brain asymmetry
Gyral patterns
Quality of frontal gray matter

Explanation

Answer: D - Genetics appears to be a particularly significant factor in explaining variations in quality of frontal gray matter. Since the frontal gray matter is the part of the brain most closely associated with cognitive functioning, the genetic link is consistent with the already known fact that intelligence is to a large extent hereditary.

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