What conditions must parents fulfill in order for their child to be baptized

In order that a child be baptized, it is necessary that the parents consent, or at least one of them, or someone legally standing in their place, and that there is reasonable hope that the child will be brought up in the Catholic Faith.

gametes or germ cells are haploid cells (example: sperm and ova) containing only one set (or n) number of chromosomes and autosomal or somatic cells are diploid cells containing 2n number of chromosomes.