1) DNA, the building block of life, can store incredible amounts of data. It is estimated that one gram of DNA could potentially store about 215 petabytes of data.

2) Banks provide various financial products, including savings accounts, checking accounts, credit cards, mortgages, and investment services.

3) The word "pencil" contains two vowels: E and I.

4) The first sound film, "The Jazz Singer," was released in 1927 and marked the transition from silent movies to "talkies."