Compare and contrast passive and active transport. What are some differences? Which include endocytosis and exocytosis?

Explanation: endocytosis is the process of active transportation of molecules into the cells by the action of engulfing it along with its membrane . Exocytosis produce a counter   function  thereby forcing molecules out of the cell.

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.