Help! Name the enzyme that breaks down H2O2.

What are the four basic classes of organic molecules how do they differ structurally and functionally

Where does the information about where each transcription factor binds originate?

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?