请问各位以下内容该怎么翻?黑体字具体是什么意思?(选自SSS)
1. Today, they recognize the reality of the mind-body connection, and that placebos can sometimes be just what the doctor ordered.
2. Some genes that contribute to diseases can be traced back to what's known as a founder mutation.
3. Mutations in one's specific gene are known to give carriers a 69% greater risk of colon cancer by the age of 80.