Which of the four major macromolecules of life does not form complex structures via polymerization?

In what for do plants utilize nitrogen? why do they need nitrogen?

Me . based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

Suppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer