How are we able to see a specimen placed on the stage of the microscope when no light is reflected from the specimen?

What is the relationship between absorbance of light and the rate of photosynthesis?

What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound

What will happen if two of the base pairs of the stand of the dna are switched