The four phases of the menstrual cycle are menstruation, the follicular phase, ovulation, and the luteal phase. Common menstrual problems include heavy or painful periods and premenstrual syndrome (PMS). Knowing when in the menstrual cycle a woman is most likely to conceive can increase the chance of pregnancy.
No they are not whales are
Answer:
D. They used simple molecules from early times and put them in a simulation from that time and it made complex ones that we have now.