Green algae of the cyanobacteria Oscillatoria under the microscope, the family Oscillatoriaceae, the threads in the colonies can slide and move to the light source for photosynthesis. It is believed t

Microscopy of protozoa ciliate and small microorganisms in the water sample. Magnification 150x infusoria under microscope in active movement and feed process.

Microscope: You are observing Oscillatoria under the 4X objective and want to increase magnification. When you switch to the 10X objective you cannot see the organism. What has happened and what would you do?