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.
Learner's definition of PURPOSE. 1. [count] : the reason why something is done or used: the aim or intention of something. The purpose of the new resort is to attract more tourists. There's little/no purpose in restarting the process. [=there is little/no reason to start the process again]. These ancient mounds were probably used for ceremonial purposes. [=were probably used in ceremonies].