pedigree theory

例句：

1. 1. The pedigree theorysuggests that the quality of a person's character is determined by their genetic heritage.
   血统论理论认为，一个人的性格品质是由他们的遗传基因决定的。
2. 2. This theoryhas been challenged by manyresearchers who argue that environment playsa more significant role in shapingan individual's personality.
   这一理论受到了许多研究者的质疑，他们认为环境在塑造个人性格方面起着更重要的作用。
3. 3. Pedigree theory has been widely accepted asa scientific explanation for why some individuals aremore successful than others.
   血统论理论被广泛接受为解释为什么有些人比其他人更成功的一种科学解释。