Which group of terms is in the correct developmental sequence? microspore mother cell, meiosis, megaspore, female gametophyte microspore mother cell, meiosis, microspore, pollen grain megaspore, mitosis, female gametophyte, meiosis, endosperm mother cell all of the above Solution Ans: B option is correct i.e microspore mother cell meiosis microspore pollen grain..