On a given microscope, the numerical aperture of the objective is 1.5. the microscope provided has a filter that discriminates all the wavelengths of the visible spectrum with the exception of a λ of 500 nm. what is the limit of resolution (expressed in µm) of this microscope?

The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?