Henry III (1379 - 1406) was the son of John I of Castile and succeeded him as King of Castile and León in 1390. He married Catherine (in English, or Catalina in Spanish) the daughter of John of Gaunt and his second wife Constance (in English, or Constanza in Spanish), a daughter of King Pedro I), and their son became John II of Castile.
... energy, using chemical pathways with many important intermediates. Photosynthesis has two distinct stages, called the light reaction and carbon fixation[?], which ...