A disorder that occurs when a particular gene is injured on the X chromosome that results in mild to moderate intellectual disability is known as __________

a) Tay-Sachs disease
b) Down syndrome
c) sickle-cell anemia
d) fragile X syndrome


Answer: d

Psychology

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According to the permissive hypothesis, if Gena has levels of serotonin and levels of dopamine and norepinephrine, she may experience depression

a. low; high b. high; low c. low; low d. high; high

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Indicate whether the statement is true or false

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