Cyclins are proteins that participate in the progression of a cell by activating the cyclin-dependent kinase enzymes that are essential for the cell cycle to proceed. There are multiple types of cyclins in humans. At what particular phase in the cell cycle does the M cyclin peak significantly?

The microtubule-targeting agents are successful cancer-treatment drugs that interfere with ________.

The programmed death of a cell in which its DNA in the nucleus gets chopped up into small pieces and some organelles break down into fragments is called __________ .

Which of the following statements correctly describes apoptosis? 

During cell division, MPF is activated at the end of G2 phase by the enzyme phosphatase. Identify which of the following happens during this activation process.