BIOL 111 Lab Exam 2 Review (Latest 2026/2027 Update) Complete Questions and Guide Answers, 100% Verified Graded A+

BIOL 111 LAB exam 2 review
Questions and Guide Answers
100% Verified Graded A+




1. What is the formula for Total Magnification?

Answer: Total Magnification = Ocular (10x) * Objective (4x, 10x, 40x). Example 10 * 40 = 400x.

2. What objective lens is the only one where you should use the fine focus

knob?

Answer: The 40x objective.

3. What is the correct order of the phases of mitosis?

Answer: Prophase -> Metaphase -> Anaphase

-> Telophase (followed by Cytokinesis).

4. Calculation You count 100 cells and 72 are in interphase. How many hours

does interphase take in a 24-hour cycle?

, Answer: (72/100) * 24 = 17.28 hours.

5. Why are Onion root tips used to study mitosis?

Answer: The tip contains the Apical Meristem, where cells are actively and rapidly dividing.

6. Contrast the results of Mitosis vs. Meiosis

Answer: Mitosis Makes two identical daughter cells (same chromosome number).

Meiosis Makes gametes with half the number of chromosomes.

7. What is the overall Equation for Aerobic Respiration?

Answer: C6H12O6 + 6O2 -> 6CO2 + 6H2O

+ ATP.

8. What are the three stages of cellular respiration?

Answer: 1. Glycolysis

2. Citric Acid (Krebs) Cycle

3. ETC + ATP Synthase.

9. Where does Glycolysis occur in Cellular Respiration?

Answer: Cytoplasm.

10. Where does Citric Acid (Krebs) Cycle occur in Cellular Respiration?

Answer: Mitochondrial Matrix.

11. Where does the Electron Transport Chain + ATP synthase occur in Cellular