Typical costs: 1  Costs for a groom's cake are similar to those for wedding cakes, ranging from $1-$2 or less per slice for a relatively straightforward single-tier or sheet cake, to $8-$10 or more a slice for elaborate cakes with fondant, gum paste and sugar decorations or fruit.
Immunofluorescence microscopy is used to localize specific constituents in tissue sections or immobilized cells using fluorescent tags as labels.
An X-ray fluorescence (XRF) spectrometer is an x-ray instrument used for routine, relatively non-destructive chemical analyses of rocks, minerals, sediments and fluids. It works on wavelength-dispersive spectroscopic principles that are similar to an electron microprobe (EPMA).