Regulation of metabolism can take place in different compartments in the cell, e.g. in a eukaryotic cell. Compartmentalisation helps to organise diverse or opposing metabolic pathways to take place e.g. mitochondria, in the matrix the TCA cycle takes place and in the inner membrane of the mitochondria the electron transport chain pathway occurs (Bryant Miles, 2003).
Lacerum or lacer from Latin may refer to: In anatomy and medicine: 1  Foramen lacerum, a triangular hole in the base of the skull.  Lacerum segment, a part of the course of the internal carotid artery.
When capitalized, Triduum most often refers to the Paschal Triduum (also known as the Holy Triduum or Easter Triduum), the final three days of Lent and Holy Week and thus the last three days before Easter Sunday.