WHAT DOES NOT WITHER AWAY DURING THE FORMATION OF SEEDS ?

The flower

Explanation:

Usually, all the parts of a flower except the ovary wither away. First the flower has to be fertilized, to then develope ovules into seeds and to bring about other changes into the flower. Once the flower withers, the ovary begins to enlarge simultaneously with the developement of the seed and become a fruit.

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.

as in mitosis, dna replication occurs during interphase.   in meiosis, it occurs specifically in s phase of interphase 1.