Uner Tan Syndrome- In a groundbreaking study published in the International Journal of Neuroscience, researchers have discovered evidence of reverse evolution in humans. Focusing on two separate families affected by “Under Tan Syndrome,” which is rare genetic condition, researchers discovered that affected individuals display primitive mental abilities such as language and curved fingers while wrist-walking with arm-to-leg ratios similar to those found among apes.
The most distinguishing characteristic of the syndrome is the quadrupedal gait experienced by affected individuals, which has been observed in both families.
MRI scans on affected individuals revealed no cerebellar atrophy apart from mild vermian atrophy which wasn’t considered the cause. Furthermore, both families had bipedal men with very similar MRI scans, suggesting that it’s not solely caused by cerebellar atrophy.
Furthermore, since each quadrupedal individual was raised separately, any potential influences such as imitation or sociocultural factors cannot have contributed to their habitual gait.
The results are in line with both single gene theory – suggesting a single gene controls multiple behavioral traits – and psychomotor theory – suggesting coevolution of human mind and motor system through human language expression.
This study provides further proof that a rare genetic condition can serve as a model for reverse evolution, showing how genetic mutations can shape humans.
The researchers hope their work will spur further investigation into human evolution and the potential impacts of single genes on multiple behavioral traits. As this groundbreaking discovery sheds light on mysteries associated with both human evolution and genetics, stay tuned for more updates!
In conclusion, the study of “Under Tan Syndrome” in a second family offers important insight into the potential impacts genetic mutations may have on human evolution. The results of this study suggest that cerebellar atrophy isn’t solely responsible for CVA; rather, there exists a single gene theory controlling multiple behavioral traits and psychomotor theory suggesting a coevolution of human mind and behavior.
These results emphasize the potential of rare genetic conditions as a model for reverse evolution, and urge further research into both the genetics of human evolution and how single genes influence multiple behavioral traits. Furthermore, this study emphasizes how important it is to comprehend genetics’ role in human evolution and its potential ramifications on future generations.
Source- Tan U. Evidence for “Uner Tan Syndrome” as a human model for reverse evolution. Int J Neurosci. 2006 Dec;116(12):1539-47. doi: 10.1080/10623320600934325. PMID: 17145687.
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