When symptoms are present, diagnosing the presence of osteophytes is a combination of a clinical exam of the joints and x-rays. Once the presence of osteophytes is confirmed, the treatment will depend on the severity of the disease.
While the genetic difference between individual humans today is minuscule â about 0.1%, on average â study of the same aspects of the chimpanzee genome indicates a difference of about 1.2%. The bonobo (Pan paniscus), which is the close cousin of chimpanzees (Pan troglodytes), differs from humans to the same degree.
The Essential Difference Between Animals and Humans. The essential difference between animals and humans is the ability to self-reflect. A chimpanzee, our closest genetic relative (around 99% similar in DNA), can be taught to do basically everything a human can, though of course at a more generally primitive level.