22q11.2 deletion syndrome is caused by the deletion of a small section of chromosome 22. It results in a cleft palate, heart defects, autoimmune disorders, and more. The symptoms vary wildly and can be accompanied by learning disabilities and mental illness. Cystic fibrosis is caused by a point deletion.
The melody of Happy Birthday to You comes from the song  Good Morning to All , which has been attributed to American siblings Patty Hill and Mildred J. Hill in 1893, although the claim that the sisters composed the tune is disputed.
Heaven just got a little more stuf. Sam J. Porcello, the food scientist credited with inventing the Oreo cookieâs creamy, pasty, stick-together filling, died last week at age 76. He had been employed at Nabisco for 34 years and through his work made life a little sweeter for everyone.