A grana is the plural of granum. A granum is a stack of thylakoids found in chloroplasts--they look like stacks of pancakes (thylakoids). Grana is multiple stacks of thylakoids found in chloroplasts...
Grana (scarlet) is compared with an obscure and dirty counscience which has permeated by sinful behavior. The bible says is your sins be as scarlet (grana), they shall be as white as snow; though...
Grana are stacks of thylakoids that lie in the stroma (fluid filled space in the chloroplasts). It is where the light reactions of photosynthesis takes place (light and water makes oxygen). After...