you would probably be able to see the organism's age and/or how long its bones have been fossilized.
An atom becomes an Ion (a) if it gains one or more electron(s) or (b) if it loses one or more electron(s). When it gains electrons it becomes negatively charged and is called an anion. When it loses electron(s) it becomes positively charged and is called a cation
(i looked it up)
A) B). That’s it I hope it’s help.