Alexander l.oparin I looked it up !
I would recommend to move the slide away from the end of the viewing part of the microscope, so that if the lab partner were to adjust too much, that the viewing part of the microscope wouldn’t collide and passively crack the slide.
Building models doesn't actually help scientists observe phenomena. Scientists build models to describe how nature and systems operate then make observations to see if their models match what they observe. Models which don't match what they observe are either alterated or scrapped. Good models are kept and used by the scientific community.
it includes more organisms in the ecosystem that would otherwise not be shown in a food chain.