Decades: 1190s 1200s 1210s 1220s 1230s - 1240s - 1250s 1260s 1270s 1280s 1290s
Years: 1235 1236 1237 1238 1239 - 1240 - 1241 1242 1243 1244 1245
Births
Deaths
... a chlorophyll molecule contained within a photosystem (cluster of associated pigment molecules) and excites one of its electrons, which is then captured by a primary ...