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.
In Hyde and Hare, Dr. Jekyll (voiced by Mel Blanc) brings Bugs Bunny to his apartment. When Dr. Jekyll drinks his formula, he becomes Mr. Hyde who is depicted with green skin and red eyes. Around the end of the cartoon, Bugs Bunny drinks the formula and starts to turn into a Hyde-like rabbit.