1. What is the genetic material inside the nucleus? A. ATP B.DNA C. ER D. mRNA 2. Which is often called “the brain of the cell”? A. Mitochondrion B. Nucleus C. Ribosome D. Vacuole 3. How important is the chloroplast to the survival of plants and photosynthetic protists? It is the organelle which converts __________________________. A. sugars into fatty acids C. light energy into sugar molecules B. amino acids into proteins D. organic molecules into amino acids 4. What is the structural and basic functional unit of all organisms? A. Atom B. Cell C. Organ D. Tissue 5. What do all organisms have in common? They are ____________. A. kind and gentle C. all made-up of cells. B. found in one place D. vicious, ready to strike you down. 6. In Biology class, Karen observes different cells under the microscope and notices that each cell has a structure that separates the inside of the cell from its environment. Which structure is Karen observing? A. Golgi bodies C. Cell membrane B. Large vacuoles D. Endoplasmic reticulum 7. What organelle in the plant cell provides flexible strength and protection against mechanical and osmotic stress? A. Cell wall C. Plasma membrane B. Golgi bodies D. Endoplasmic reticulum 8. Which of the following is NOT part of the cell theory? A. All cells come from other cells. B. Tracing the ancient origin of the cell is possible. C. The basic composition of non-living things is the cell. D. Cells are the basic structural and functional unit of all organisms. 9. What will happen to the human brain if peroxisomes do not perform its function? The person will ________________________. A. boost his/her immune system. B. develop neurological disorders. C. lose his/her ability to breaks down sugar molecules D. become sterile and cannot have children of their own. 10. Who concluded that plant and animal tissues are made of cells?? A. Hooke and Virchow C. Virchow and Schleiden B. Schwann and Hooke D. Schleiden and Schwann What I know 3 11. What will happen to a person if lysosomes are absent in the brain c