A more advanced 100 square foot colored concrete patio installation costs homeowners between $713 and $933 on average, which includes $188 to $204 worth of materials and $525 to $728 worth of labor costs.
The Diaphragm or diaphragm control lever regulates the amount of light passing through the slide specimen on the microscope stage.
Thomas is viewing a specimen through a compound light microscope Which part of the microscope should Thomas adjust in order to allow more light to pass through the specimen?