Final answer:
Humans are separated from chimpanzees and other apes due to their upright posture (bipedalism), larger brain size, and more advanced use of tools.
Step-by-step explanation:
The distinct traits that separate humans from chimpanzees and other apes include a combination of physiological and cognitive differences. First, humans have a fully upright posture resulting in bipedalism, which means they walk upright on two limbs instead of four. This is a characteristic that differentiates humans from the majority of other primates.
Secondly, humans have a significantly larger brain size, especially in the frontal lobes, compared to their nearest evolutionary relatives, the chimpanzees. This increase in brain size is a crucial factor in the development of advanced cognitive functions, which enables humans to outperform other primates in various tasks requiring complex thinking and problem-solving.
Lastly, while other primates such as chimpanzees also use tools, humans have developed a more advanced and diverse range of tool-making and use of tools. Plus, the increased dexterity of human hands supports the creation and manipulation of intricate tools.