If the last common ancestor of chimpanzees and hominins was not a knucklewalker,knucklewalking developed before hominins existed.

Name: If the last common ancestor of chimpanzees and hominins was not a knucklewalker,knucklewalking developed before hominins existed.
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Quizplus · Accepted Answer

Knuckle-walking could have developed independently in chimpanzees and gorillas after their lineages diverged from the last common ancestor with hominins, meaning it is not necessarily a trait that existed before hominins.

If the Last Common Ancestor of Chimpanzees and Hominins Was