Hello this would be called, riboflavin.
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Answer:
1) The rocks are probably the same age.
<u>If two rocks both contain the same type of index fossil, their age is probably very similar.</u>
2) Eon
Definition of Eon: An immeasurably or indefinitely long period of time
Answer:
it's important function is to manufacturer Lipids
It is pretty simple which part are u confused by?