Which characteristic should describe all evidence collected by a scientist?
true
obvious
objective
subjective

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.

All eukaryotic cells contain small bodies called