Question

Homologous chromosomes paired during

Answer 1

Answer: Fertilization

Explanation:

A couple of homologous chromosomes, or homologs, are a set of one maternal and one paternal chromosome that pair up with each other inside a cell during fertilization.

Answer 2

Answer: meiosis

Explanation: Homologous chromosomes paired   during prophase -1 of meiosis   the pairing of two homologous chromosomes  is also  called as synapsis. Synapsis takes place during prophase I of meiosis. When homologous chromosomes synapse, their ends are first attached to the nuclear envelope.