It is that region which initiates the development of microtubules. This region is called the centrosome. It is the centrosome and not the centriole which is responsible for making spindles because what we call 'spindle fibres' are basically microtubules. This explains why plant cells and fungi can produce spindle fibres during mitosis.
expedient(Noun) A method or means for achieving a particular result, especially when direct or efficient; a resource. expedient(Adjective) Simple, easy, or quick; convenient. Most people, faced with a decision, will choose the most expedient option.
Expedient Means. At that time the world-honored one calmly arose from his samadhi and addressed Shariputra, saying: âThe wisdom of the buddhas is infinitely profound and immeasurable. The door to this wisdom is difficult to understand and difficult to enter. Not one of the voice-hearers or pratyekabuddhas is able to comprehend it.