The main differences between emitter and collector are doping concentration and size. The emitter is heavily doped, while the collector is lightly doped. You could try to swap them, but you'll get a very low \$H_{FE}\$, probably even less than 1.
Image Credit: Photo: Oxmoor House. SEASON: Although available year-round, eggplant is at its peak from July to October. CHOOSING: When selecting, look for eggplants with firm, glossy skin. Size and color vary widely among types, but the eggplant should feel heavy. Avoid those with wrinkled skin, soft spots, or brown patches.
From Wikipedia, the free encyclopedia. The Scarlet Eggplant is a fruiting plant of the genus Solanum, related to the tomato and eggplant. Its green fruit is known as Gilo (Brazilian Portuguese: JilÃ³) . It was once treated as a distinct species, Solanum gilo, but it is now known to be a cultivar group of Solanum aethiopicum (the Ethiopian Eggplant or nakati).