Why is taking vitamin c ineffective at enhancing iron absorption from standard iron supplements?

What role do traits play in affecting an organisms ability to reproduce? finches

Models are non-visual ways of coummincating how someone thinks about something in the natural world

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13