The symmetry of is a reflection of the cognitive ability of early humans.

stone hammer

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biface

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hand axe

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Solution

The correct option is B biface
Biface is an astonishing tool that indicates the intelligence of early humans. Bifaces are tools that have flaking on both sides. The symmetry of these tools reflect the cognitive skills of those who crafted them.

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Human beings exhibit reflection symmetry.

Humans display bilateral symmetry. Which of the following organisms show a similar pattern of symmetry?

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