Matter/atoms.....?
If I remember correctly, then tht would be the answer
Erythropoietin is the answer hope it helps.
<span>Lamarck proposed that by selective use or disuse of organs, organisms acquired or lost certain traits during their lifetime. Then passed onto offspring-leading to change in species.</span>
Well... species will be more likely to survive, reproduce, and pass more of their genes on to the next generation.
