Gender Dimorphism

Gender Dimorphism can be defined as brain

development differences in boys and girls.

• ~Females have twice as much brain weight increase as boys at age 10 (Epstein).
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• ~Males have twice as much brain weight increase as girls from ages 14 to 16 (Epstein).
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• ~Males have a strong growth in mathematical abilities from ages 14 to 16 (Epstein).
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• ~Throughout school years, girls get higher scores on reading achievement tests (Berk).
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• ~Girls perform better on verbal ability tests into adolescence (Berk).