Question

What was the significance of the development of an opposable thumb in human evolution?

Options

• It improved vision and depth perception

• It enhanced bipedal balance

• It enabled faster running speeds

• It improved the use of hands for holding objects and developing motor skills

Answer 1

The opposable thumb, combined with freedom of the forelimbs from locomotion, significantly improved the use of hands for holding objects and developing motor skills. This anatomical feature was crucial for tool development and manipulation of objects.