polarity

The magnetic field has changed its polarity thousands of times throughout the history of the Earth.

The sheer level of polarity makes agreeing on a solution extremely difficult - as does the highly emotional nature of the debate.

"It holds a mirror up to society and talks about the divisiveness in our culture and the fact that there's so much polarity."

Instead, that polarity motif is more thrillingly captured when Eve fends off a flamethrower with a fire hose.

Normally, aPKC enzymes are best known for helping maintain the unique shape and structure of cells in different tissues to help facilitate their specialized functions, known as cell polarity.