For which kingdom would you most likely need a magnifying lens or microscope to study the organisms

Five students had to answer the question how are elements arranged in a periodic tabledamon: i think the elements are arranged by increasing massflo: i think the elements are arranged according to their properties sienna: i think the elements are arranged by when their discovers kyle: i think the elements are arranged according to how common they areglenda: i don't agree with any of themwho is right

Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~

Which of the following describes a situation where competition between producers exists