Which one of the following changes involved is irrelevant in evolution of man? - perfection of hand for tool making
- change of diet from hard nuts and hard roots to soft food
- loss of tail
- increase in the ability to communicate
Which one of the following changes involved is irrelevant in evolution of man?
- perfection of hand for tool making
- change of diet from hard nuts and hard roots to soft food
- loss of tail
- increase in the ability to communicate