Ascientist viewing a cell under a microscope sees that it has a cell wall and a large number of ribosomes. which conclusion best describes what the scientist sees in the microscope? a) the cell needs to replicate itself, so it must be getting ready to divide. b) the cell is from an animal, so it must also have an endoplasmic reticulum. c) the cell needs to produce a lot of protein, so it must be specialized. d) the cell is from a plant and can photosynthesize, so it must also have chloroplasts.