BIO 181 FINAL EXAM PRACTICE QUESTIONS WITH CORRECT ANSWERS|100% verified

BIO 181 FINAL EXAM PRACTICE QUESTIONS WITH CORRECT ANSWERS 1. A small cell has a ______________, which makes the cell_________________? a. Large SA/V ratio; Inefficient b. Small SA/V ratio; Inefficient c. Large SA/V ratio; Efficient d. Small SA/V ratio; Efficient CORRECT ANSWER c. Large SA/V ratio; Efficient 2. Which of the following is not a component of the Prokaryotic cell? a. Nucleus b. Ribosomes c. Nucleoid d. Flagella e. Two of the above f. None of the above CORRECT ANSWER a. Nucleus 3. Which Fiber of the Cytoskeleton has the correct function? a. Actin: Maintain cell shape, responsible for muscle contraction b. Intermediate Filaments: Maintain cell shape, move chromosomes during cell division c. Microtubules: Maintain cell shape, anchor nucleus and organelles, forms nuclear lamina d. All of them are correct CORRECT ANSWER a. Actin: Maintain cell shape, responsible for muscle contraction 4. Which statement is false about the Nucleus? a. Chromosomes are held inside the Nucleus b. The Nuclear Envelope has a Single Membrane c. The pores on the Nuclear Envelope are called the Nuclear Pore Complex d. DNA can leave the Nucleus e. Two of the above CORRECT ANSWER e. Two of the above DNA cannot leave the nucleus (mRNA is what leaves) and the nuclear envelope has two membranes (inner/outer) 5. If a cell had long fatty acid tails then permeability will be ______________. If a cell had a low concentration of cholesterol then permeability will be ______________. a. Low; Low b. Low; High c. High; Low d. High; High CORRECT ANSWER b. Low; High 6. How does Cytokinesis occur in plant cells?