In a test cross, the dominant-expressing organism is crossed with an organism that is homozygous recessive for the same characteristic. If the dominant-expressing organism is a homozygote, then all F1 offspring will be heterozygotes expressing the dominant trait.
Supernatural or mystical happenings or acts which do not form part of a recognized religion. Witchcraft, divination, magic, Satanism are all considered to be part of the occult. 2. The occult is the realm of magic and the supernatural, or any knowledge or practices involved in this.
occult blood. occult blood in Medicine. occult blood n. Blood that is present in amounts too small to be seen and can be detected only by chemical analysis or microscopic examination. Discover our greatest slideshows.