Question

what is menarche and menopause.

Answer 1

menarche is the first occurrence of menstruation
menopause is the period in a woman's life (typically between the ages of 45 and 50) when menstruation ceases

Answer 2

Hi mate here is your answer

Two of the biggest physical milestone in women's life are menarche .The first menstrual period in girls,and menopause ,when menstruation stops and female reproductive harmones slow.These milestones are universal and mark the beginning and end of women reproductive..