The average menstrual cycle is 28 days from Day 1 to Day 1 of your period. However, anywhere from 25 to 31 days between periods is considered a normal menstrual cycle. The best thing to do when you suspect that you're experiencing abnormal bleeding or menstrual cycles is to consult with your health care provider.
During interphase, the cell is preparing to divide and is actively synthesizing the required components. Originally and inaccurately referred to as the resting stage, the interphase is actually a period in which a considerable degree of activity is taking place on the sub-cellular and molecular level.
Interphase: Interphase, which appears to the eye to be a resting stage between cell divisions, is actually a period of diverse activities. Those interphase activities are indispensible in making the next mitosis possible. Interphase generally lasts at least 12 to 24 hours in mammalian tissue.