The organelle that is composed of a phospholipid bilayer and surrounds the cytoplasm of the cell and contains the cell is called the a. cell wall b. mitochondria c. plasma membrane d. ribosomes

Match the pollutants. 1. a chlorofluorocarbon smoke 2. a biodegradable organophosphate insecticide freon 3. particle pollution paint 4. hazardous waste monoxide 5. carbon is completely burned malathion 6. carbon is incompletely burned dioxide

Amarine ecologist has constructed the conceptual model shown in the diagram. what predictions can be made from using this model? where the tertiary consumers get their energy how often primary producers are able to reproduce when bacteria and fungi initiate the process of decomposition whether other secondary consumers are present

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii