👉 An iso-abnormal is a type of abnormality that occurs in an organism and does not fit into any known normal range or pattern. These abnormalities are often caused by genetic mutations, environmental factors, or other unexplained changes in biological processes. Isoboles are some examples of iso-abnormal organisms. Isoboles are a type of amoeba that has been observed to grow at high speeds, even when placed on the surface of water. This ability to grow rapidly is thought to be caused by