I think you meant element?
Then it is Krypton because it is in period 4 in group 18, the noble gases.
Nucleolus produces ribosomes.
Answer:
It means you are alive, and that you are here and soon you will die. Do as much good as you can then go to heaven, or whatever ∞
Simple, organelles. Organelles function as small organs inside cells, they perform various important task such as protein and lipid synthesis, aid in cell and DNA replication and others.Thank you for your question. Please don't hesitate to ask in Brainly your queries.