Organic compounds all contain the element carbon. which organic compound, used for stored chemical energy, contains carbon, hydrogen, oxygen, and often phosphorous? a) carbohydrate b) lipid c) protein d) starch

What is the main function of the central vacuole in a plant cell? a. absorbs energy from the sun to produce food b. holds water and maintains turgor pressure c. breaks down molecules to release energy d. contains the cell's genetic material

Match the correct terms to their descriptions a system in which only energy but not matter is exchanged frozen water in snow part of geosphere that includes only soil a thin layer between the troposphere and the stratosphere cryosphere tropopause closed system pedosphere

How do ratio scale and diagrammatic scale work