3. Cells that have a high energy requirement generally have many? 4. Viruses, bacteria, and old organelles that a cell ingests are broken down in?
5. Organelles that are surrounded by two membranes and contain DNA are the?
6. what roles do membrane proteins play in making the cell membrane selectively permeable?
7. what are the ribosomes made of? What cellular function are they involved in?
9. what is the cytoskeleton, and what are two of its major components?
10. Describe the structural organization shared by Cilia and flagella?