Glucose is a simple sugar with the molecular formula C₆H₁₂O₆. Glucose travels in the blood of animals as blood sugar. It is produced through photosynthesis from water and carbon dioxide, using energy from sunlight.Carbohydrates are one of the four essential macromolecules of life. They are a polymer produced up of monomers described as monosaccharides. These building blocks are simple sugars, e.g., glucose.
This is also referred to as the iris.it is located under the stage of the microscope. It's main role is to control the quantity of light that gets to the specimen. The diaphragm is adjustable. Each if the 5 holes in the disc have varying diameter. And it is helpful for adjusting contrast and resolution as regarding the specimen