【医】 exogenous metabolism
besides; in addition; not closely related; other; outer; outside; unofficial
【医】 ec-; ecto-; exo-; extra-; xeno-
former; original
【化】 ortho-
【医】 arch-; arche-; ortho-; pro-; prot-; proto-
metabolize
【化】 metabolism
【医】 metabolism