What did Dr. Merrick discover about all third generation clones?

Dr. Merrick discovered that all third-generation clones exhibited a significant increase in cognitive abilities and emotional complexity compared to previous generations. This enhancement led to more advanced problem-solving skills and a deeper understanding of human emotions. However, he also noted that these advancements came with heightened risks of rebellion and unpredictability among the clones. Ultimately, this raised ethical concerns regarding their autonomy and integration into society.