In this connection, scientists believe that erect posture was the most important stage in the early stage of anthropogenesis?

Scientists are unanimous in the view that upright posture was a decisive factor due to which the forelimbs were freed from monkey-like human ancestors and it became possible to use tools in the form of sticks and stones to obtain food and protect against enemies.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.