Jacy Name Meaning. You are honest, benevolent, brilliant and often inventive, full of high inspirations. You are courageous, honest, determined, original and creative. You are a leader, especially for a cause.
Cancer occurs when a cell's gene mutations make the cell unable to correct DNA damage and unable to commit suicide. Similarly, cancer is a result of mutations that inhibit oncogene and tumor suppressor gene function, leading to uncontrollable cell growth. Carcinogens Carcinogens are a class of substances that are directly responsible for damaging DNA, promoting or aiding cancer.
Definition of Nondisjunction. Nondisjunction: Failure of paired chromosomes to separate (to disjoin) during cell division, so that both chromosomes go to one daughter cell and none go to the other.Nondisjunction causes errors in chromosome number, such as trisomy 21 (Down syndrome) and monosomy X (Turner syndrome).efinition of Nondisjunction. Nondisjunction: Failure of paired chromosomes to separate (to disjoin) during cell division, so that both chromosomes go to one daughter cell and none go to the other.