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The correct answer choice is answer B.) The fossil record provides evidence of a common ancestor to many species. Hope this helped!
The pentose sugar on RNA is called ribose. (a trick to remember it is that the "R" in RNA stands for ribo)
Hope this helps :)
Answer:
chloroplast is the organelle
We breathe in air, not straight oxygen. Attached is a pie chart showing roughly what percentage of what is in the air we breathe