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.
Parents Need to Know. Parents need to know that The Adventures of Huckleberry Finn is a classic by Mark Twain. The novel includes frequent use of the N-word (and other now-dated terms), but the book is clearly anti-racist and anti-slavery.