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.
hematoxylin and eosin stain a mixture of hematoxylin in distilled water and aqueous eosin solution, employed universally for routine examination of tissues. intrinsic stain a stain that is within the enamel of a tooth and cannot be removed by polishing. metachromatic stain one that produces in certain elements a color different from that of the stain itself. nuclear stain one that selectively stains cell nuclei, generally a basic stain.