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Author Question: In the term trace element, the modifier trace means that A) the element is requi (Read 1511 times)

Hawke

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on: May 26, 2013
In the term trace element, the modifier trace means that
A) the element is required in very small amounts.
B) the element can be used as a label to trace atoms through an organism's metabolism.
C) the element is very rare on Earth.
D) the element enhances health but is not essential for the organism's long-term survival.
E) the element passes rapidly through the organism.


coco

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Reply #1 on: May 26, 2013
Answer: A


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Hawke

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Reply #2 on: Feb 5, 2014
Thank you so much.


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