Decades: 60s BC 50s BC 40s BC 30s BC 20s BC - 10s BC - 0s 10s 20s 30s 40s
Years: 22 BC 21 BC 20 BC 19 BC 18 BC 17 BC 16 BC 15 BC 14 BC 13 BC 12 BC
Births
Deaths
... the electron originates in a pigment complex called photosystem I, passes from the primary acceptor to ferredoxin[?], then to plastoquinone[?] (a complex of two cytochromes ...