It is referred to as the mitotic spindle during mitosis , a process that produces genetically identical daughter cells, or the meiotic spindle during meiosis , a process that produces gametes with half the number of chromosomes of the parent cell. Besides chromosomes, the spindle apparatus is composed of hundreds of proteins .
Excuse. In jurisprudence, an excuse or justification is a defense to criminal charges that is distinct from an exculpation. Exculpation is related concept which reduces or extinguishes a person's culpability and therefore a person's liability to pay compensation to the victim of a tort in the civil law.
n. pl. alÂ·iÂ·bis. 1. Law. a. A form of defense whereby a defendant attempts to prove that he or she was elsewhere when the crime in question was committed. b. The fact of having been elsewhere when a crime in question was committed. 2. An explanation offered to avoid blame or justify action; an excuse.