Which is an example of pseudoscience?

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

How can parts of a solution be separated by chromatography?