In August 2015, Morris self-released five songs as a self-titled extended play, Maren Morris, on Spotify. The songs garnered 2.5 million streams on Spotify in a month, with three songs appearing in Spotify's US and Global Viral 50 chart.
Differential Staining. Gram stain technique is a differential staining technique, which separates bacteria into two groups (discussed in earlier chapters), Gram-positive bacteria and Gram-negative bacteria. Another differential staining technique is acid-fast technique which differentiates species of Mycobacterium from other bacteria.
2. an area of discoloration of the skin. acid-fast stain a staining procedure for demonstrating acid-fast microorganisms. differential stain one that facilitates differentiation of various elements in a specimen. endogenous stain an intrinsic stain acquired during tooth development.exogenous stain an intrinsic stain acquired after a tooth has erupted.. an area of discoloration of the skin. acid stain. a stain in which the coloring agent is in the acid radical. basic stain. a stain in which the coloring agent is in the basic radical.