In the diagrams of a moss and a fern given below, the spores in the moss and sori in the fern are present in their respective parts labelled as:
Mention the ploidy of the following: protonemal cell of a moss; primary endosperm nucleus in dicot, leaf cell of a moss; prothallus cell of a fern; gemma cell in Marchantia; meristem cell of monocot, ovum of a liverwort, and zygote of a fern.