Who can help with those problems anybody

Which term describes the number of waves that pass a given point in a given time? crest frequency trough wavelength

During the process of two rails or sides break apart and attract new nucleotide bases to form a new and complete strand.

Reactants undergo chemical reaction to form products. this chemical equation represents one such reaction. the coefficient for one of the reactants or products is incorrect. which part of the chemical equation is incorrect?