Evolutionary changes that occurred in humans are -

• Development of prominent chin. Increase in cranial capacity. Reduction of brow-ridges.
• Development of speech. Development of community life. Reduction in the size of teeth.
• Reduction of muscles. Gradual development of thumb opposability. Development of shorter fore limbs.
• Liberation of hands for locomotory function. Slow assumption of erect posture.

Posted Date: 10/9/2012 1:55:44 AM | Location : United States

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