Describe how Active Transport works. Make sure to include the following:
1. Pumps
2. Endocytosis
3. Exocytosis
4. Concentration Gradients
5. Proteins
6. Examples of molecules that uses passive transport
7. Energy Requirements
HELP!

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

Easy 6th grade work! 100 points! i need fast! compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.

Dr. arenas is a scientist who has been trying to determine if increasing pressure will increase the sound that occurs when two chemicals explode. it measures the volume of the sound that occurs at the minimum pressure at which the explosion will occur. it then increases the pressure and measures the volume of the explosions that occur. what kind of investigation is the scientist conducting?