The magnetic field lines of a bar magnet spread out from the.

Could someone me with number one you

What do all macromolecules have in common with each other? oa. they all are formed from the same elements.ob. they all have major roles in cell membranesoc. they all act as catalysts in the body.od. they all have peptide bonds between carbon atoms.

A(n) is a molecule influences the way that a molecule reacts.