Synapsis occurs in which phase of meiosis?

Choose the correct sentences.
$1.$ Meiosis is an important process for evolution.
$2.$ In meiosis-$II$,the mother cell is haploid.
$3.$ In anaphase-$II$,homologous chromosomes are separated.
$4.$ After meiosis,each daughter cell has the same $DNA$ strands.

During the process of crossing over,what do homologous chromosomes exchange?

The site where crossing over occurs is known as?

The simultaneous splitting of the centromere of each chromosome allowing them to move toward opposite poles of the cell is a change shown in......

The spindle fibre contracts in