Possible Clues:

• '___ over' (dispiriting message)
• Pool perhaps by the empty cell
• Willing to sit upon the empty egg perhaps?
• Product of meiosis
• Cell which unites with another in reproduction to form a zygote
• Certain haploid cell
• After what may be draughts, vacated the cell
• Sexual reproductive cell
• Sex cell
• Cell that contains chromosomes