 |
| |||
| micro-element; minor element | |||
| trace element; trace element Any of various chemical elements that occur in very small amounts in organisms and are essential for many physiological and biochemical processes | |||
|
| |||
| micro-element; minor element | |||
| trace element; trace element Any of various chemical elements that occur in very small amounts in organisms and are essential for many physiological and biochemical processes | |||
