Being able to walk upright is a binary criteria. The fact that having a high IQ correlates with being tall suggests that there are a lot of basic genes involved in high IQ or being tall. There are many different genes that can mutate and that slightly reduce effectiveness of the organism.
Being unable to walk is mostly due to single mutations that can be removed easier by evolution.
Few people are dominant and assertive when they are weaker than their peers. People are usually dominant and assertive as a result of being stronger.
Being able to walk upright is a binary criteria. The fact that having a high IQ correlates with being tall suggests that there are a lot of basic genes involved in high IQ or being tall. There are many different genes that can mutate and that slightly reduce effectiveness of the organism.
Being unable to walk is mostly due to single mutations that can be removed easier by evolution.
Few people are dominant and assertive when they are weaker than their peers. People are usually dominant and assertive as a result of being stronger.