When we discuss superposition in biology term then its principle tells that one by one rocks or sediments settles.The superposition mean that the older rocks or sediments place below all newly coming sediments or rocks place on first layer so layer over layer formation is called superposition.
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polymer any of a class of natural or synthetic substance composed of very large molecules called macromolecules,that are multiple of simpler chemical units called monomers .polymers they make up many of the materials in living organisms example proteins , cellulose
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1. Condensation
I... am not sure for the rest :( I am so sorry
