the general term for all types of the small single unit or subunit molecules (monomers) of
carbohydrates, which are informally called simple sugars, is

Ahypothesis that has been tested again and again , with similar results each time may become a law , true or false

Which particle controls what element an atom is?

Molecules like glucose and amino acids are not lipid soluble, so cannot cross the cell membrane by simple diffusion. instead, they are shuttled across by carrier proteins in the membrane from high to low concentration. does this process require energy from the cell? this is an example of what type of molecular movement?