High melting point and conducts electricity when dissolved in water :)
Dna is made up of nucleotides
The ratio of the displacement (change in position) of an object divided by the time interval during which the displacement occurred. Velocity is a vector, having both magnitude and direction. Units: m/s (SI), cm/s (cgs), ft/s (U.S. customary system). See instantaneous velocity.
It definitely isn't c so I think u should go with choice a
