For example, the vast majority of people with memory loss do not have problems with a loss of self-identify (meaning that they know exactly who they are). In addition, sudden head trauma (such as that which may occur in a car accident) may cause some confusion or disorientation, but it rarely leads to amnesia.
Stroma is the thick fluid within the chloroplast. I think you mean 'Stroma'. Stroma can refer to two things in Biology. Stroma is the fluid inside chloroplasts, the site of photosynthesis in all plant cells. It is also, however, the framework (like a skeleton) inside any biological tissue, cell or organ.
Definition - What does Chroma mean? Chroma is a term used in coatings to describe their ability to withstand harsh environments through the selection of color intensity and reflectiveness. It is used to identify special coatings with unique formulas and supreme characteristics toward efficiency, protection and durability. More specifically, chroma is the colorfulness of a specific color relative to a white reflection and can be derived from the Munsell constant hue chart, which depicts color strength.