This macromolecule forms pumps and channels within the cell membrane. They act like to let molecules in and out of the cell. - Carbohydrates
- Lipids
- Nucleic acids
- Proteins

50 points in at least two paragraphs, discuss the differences between the principles of republicanism and democracy. explain whether you think the united states is more of a republic or a democracy. refer to at least one example from the constitution.

Which of the following policies is an example of a command-and-control policy? a. subsidies to education b. maximum levels of pollution that factories may emit c. tradable pollution permits d. none of the above is an example of a command-and-control policy.

Write a sentence with valiant and steadfast