Mycoplasmas - Stealth Pathogens. By Leslie Taylor January, 2001. Mycoplasmas are a specific and unique species of bacteria - the smallest free-living organism known on the planet. The primary differences between mycoplasmas and other bacteria is that bacteria have a solid cell-wall structure and they can grow in the simplest culture media.
Definition of titanium. : a silvery-gray light strong metallic element obtained from ilmenite and rutile and used especially in alloys and combined in refractory materials, pigments, and coatings â see element table.
Report Abuse. Titanium is a solid at normal conditions (a metal). It is not found in nature as a pure element rather in its oxide form rutile, principally in commercial concentrations in beach sands along the coast of Queensland.