Aman who is 40 years old wants to begin exercising daily. calculate his target heart rate range.

menstruation is a process in which blood and mucous flows out every month through the vagina. this process occurs every month because one egg is released from the ovary every month and at the same time, the uterus (womb) prepares itself to receive the fertilized egg.

explanation:

hope this

answer; i believe that the correct answer is (participation);