Is a large molecule, or macromolecule, composed of many repeated subunits.Because of their broad range of properties, both synthetic and natural polymers<span> play essential and ubiquitous roles in everyday life.</span>
It is a prehistoric bug that is mostly closely related to the arachnids of today. I lacks a spinneret though. It is one of the first trigonotarbids to ever be described. (It looks like a spiky tick. Seriously)
Answer: An observation is something you sense: taste, touch, smell, see, or hear. An inference is something you decide or think about a thing or event after you observe it.
Examples: I observe that this shoe smells musty. (Observation) I infer that my teacher has a kid.