Prokaryotic cells do not contain a nucleus or any other membrane-bound organelle, while Eukaryotic cells contain membrane-bound organelles, including a nucleus.
An enzyme is a catalysts in living things.
A catalysts speeds up the process of breaking down molecules.
An example would be Lactose. It can be broken down by the enzyme Lactase.
The basic functions of the United States government are defined in the Preamble to the U.S. Constitution.<span> The Supreme Court is one example of how the U.S. government</span>
I think that it's Photosynthesis?
