People with one copy of an abnormal gene for a recessive trait (and who thus do not have the disorder) are called carriers. With codominant traits, both copies of a gene are expressed to some extent. An example of a codominant trait is blood type.
books.google.com-Robert Louis Stevenson originally wrote 'Dr. Jekyll And Mr Hyde' as a 'chilling shocker.' He then burned the draft and, upon his wife's advice, rewrote it as the darkly complex tale it is today.
If a deal is struck, Crowe would play the tormented Dr. Jekyll who changes into murderous madman Mr. Hyde, according to The Hollywood Reporter. Headed to the monster universe? Russell Crowe is in talks to join Tom Cruise in Universal's The Mummy as Dr. Jekyll, with the possibility of starring in a standalone movie about the classic character of a doctor who turns into a murderous madman