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.
Quite a dramatic way to start things off. Mr. Utterson hears a story from his friend concerning the evil-doings of a Mr. Hyde. We find out that this name is familiar to Mr. UttersonâMr. Uttersonâs respectable friend Dr. Jekyll plans on leaving his entire estate to Mr. Hyde.