BIO101 General Biology Quiz 3 2026 UPDATE |Fortis 2026 Update • Verified Answers
✓ VERIFIED • 2026 UPDATE • 100% ACCURATE
BIO101 General Biology Quiz 3 2026 UPDATE |Fortis
Actual Exam Questions & Verified Answers
with Detailed Rationales
Document Type: Exam (Elaborations)
Academic Year:
Total Questions: 50 Multiple Choice
Includes: Correct Answers + Full Rationales
Status: Verified & Updated for 2026
Exam (Elaborations) • Actual Questions & Rationales Page 1
,BIO101 General Biology Quiz 3 2026 UPDATE |Fortis 2026 Update • Verified Answers
Questions & Verified Answers
1. Which component is the main structural element of the cell membrane?
A. Proteins
B. Cholesterol
C. Phospholipids
D. Carbohydrates
Answer: C
Rationale: The cell membrane is primarily composed of a phospholipid bilayer, which provides the fundamental
structure and semi-permeability. Recognizing this principle allows the nurse to prioritize care, anticipate
complications, and provide accurate patient education. Exam questions often test the ability to distinguish this
concept from closely related distractors, making a clear rationale essential for mastery.
2. Which organelle is often referred to as the ‘powerhouse’ of the cell?
A. Mitochondria
B. Ribosomes
C. Lysosomes
D. Golgi Apparatus
Answer: A
Rationale: Mitochondria are responsible for cellular respiration and the production of ATP, the cell’s energy
currency. Recognizing this principle allows the nurse to prioritize care, anticipate complications, and provide
accurate patient education. Exam questions often test the ability to distinguish this concept from closely related
distractors, making a clear rationale essential for mastery.
3. A nucleotide consists of which three parts?
A. Sugar, Protein, Base
B. Lipid, Phosphate, Sugar
C. Sugar, Phosphate, Nitrogenous Base
D. Amino Acid, Sugar, Phosphate
Answer: C
Rationale: Nucleotides, the building blocks of DNA and RNA, are composed of a pentose sugar, a phosphate
group, and a nitrogenous base. Recognizing this principle allows the nurse to prioritize care, anticipate
complications, and provide accurate patient education. Exam questions often test the ability to distinguish this
concept from closely related distractors, making a clear rationale essential for mastery.
Exam (Elaborations) • Actual Questions & Rationales Page 2
, BIO101 General Biology Quiz 3 2026 UPDATE |Fortis 2026 Update • Verified Answers
4. What is a primary characteristic of prokaryotic cells?
A. They contain mitochondria.
B. They have a complex nucleus.
C. They lack membrane-bound organelles.
D. They are always multicellular.
Answer: C
Rationale: Prokaryotes, such as bacteria, do not have a nucleus or other membrane-bound organelles like
mitochondria or chloroplasts. Exam questions often test the ability to distinguish this concept from closely
related distractors, making a clear rationale essential for mastery. Applying this knowledge in clinical settings
supports safe, evidence-based practice and improves patient outcomes.
5. During which phase of mitosis do chromosomes align in the center of the cell?
A. Prophase
B. Anaphase
C. Metaphase
D. Telophase
Answer: C
Rationale: During metaphase, chromosomes line up along the metaphase plate (the equator) of the cell before
being pulled apart. Exam questions often test the ability to distinguish this concept from closely related
distractors, making a clear rationale essential for mastery. Applying this knowledge in clinical settings supports
safe, evidence-based practice and improves patient outcomes.
6. Which process requires energy (ATP) to move molecules against their concentration
gradient?
A. Facilitated Diffusion
B. Active Transport
C. Osmosis
D. Simple Diffusion
Answer: B
Rationale: Active transport moves substances from low to high concentration, which necessitates the
expenditure of metabolic energy. This is an important clinical concept because selecting the correct answer (B)
requires understanding both the pathophysiology and the practical nursing implications. Recognizing this
principle allows the nurse to prioritize care, anticipate complications, and provide accurate patient education.
Exam (Elaborations) • Actual Questions & Rationales Page 3
✓ VERIFIED • 2026 UPDATE • 100% ACCURATE
BIO101 General Biology Quiz 3 2026 UPDATE |Fortis
Actual Exam Questions & Verified Answers
with Detailed Rationales
Document Type: Exam (Elaborations)
Academic Year:
Total Questions: 50 Multiple Choice
Includes: Correct Answers + Full Rationales
Status: Verified & Updated for 2026
Exam (Elaborations) • Actual Questions & Rationales Page 1
,BIO101 General Biology Quiz 3 2026 UPDATE |Fortis 2026 Update • Verified Answers
Questions & Verified Answers
1. Which component is the main structural element of the cell membrane?
A. Proteins
B. Cholesterol
C. Phospholipids
D. Carbohydrates
Answer: C
Rationale: The cell membrane is primarily composed of a phospholipid bilayer, which provides the fundamental
structure and semi-permeability. Recognizing this principle allows the nurse to prioritize care, anticipate
complications, and provide accurate patient education. Exam questions often test the ability to distinguish this
concept from closely related distractors, making a clear rationale essential for mastery.
2. Which organelle is often referred to as the ‘powerhouse’ of the cell?
A. Mitochondria
B. Ribosomes
C. Lysosomes
D. Golgi Apparatus
Answer: A
Rationale: Mitochondria are responsible for cellular respiration and the production of ATP, the cell’s energy
currency. Recognizing this principle allows the nurse to prioritize care, anticipate complications, and provide
accurate patient education. Exam questions often test the ability to distinguish this concept from closely related
distractors, making a clear rationale essential for mastery.
3. A nucleotide consists of which three parts?
A. Sugar, Protein, Base
B. Lipid, Phosphate, Sugar
C. Sugar, Phosphate, Nitrogenous Base
D. Amino Acid, Sugar, Phosphate
Answer: C
Rationale: Nucleotides, the building blocks of DNA and RNA, are composed of a pentose sugar, a phosphate
group, and a nitrogenous base. Recognizing this principle allows the nurse to prioritize care, anticipate
complications, and provide accurate patient education. Exam questions often test the ability to distinguish this
concept from closely related distractors, making a clear rationale essential for mastery.
Exam (Elaborations) • Actual Questions & Rationales Page 2
, BIO101 General Biology Quiz 3 2026 UPDATE |Fortis 2026 Update • Verified Answers
4. What is a primary characteristic of prokaryotic cells?
A. They contain mitochondria.
B. They have a complex nucleus.
C. They lack membrane-bound organelles.
D. They are always multicellular.
Answer: C
Rationale: Prokaryotes, such as bacteria, do not have a nucleus or other membrane-bound organelles like
mitochondria or chloroplasts. Exam questions often test the ability to distinguish this concept from closely
related distractors, making a clear rationale essential for mastery. Applying this knowledge in clinical settings
supports safe, evidence-based practice and improves patient outcomes.
5. During which phase of mitosis do chromosomes align in the center of the cell?
A. Prophase
B. Anaphase
C. Metaphase
D. Telophase
Answer: C
Rationale: During metaphase, chromosomes line up along the metaphase plate (the equator) of the cell before
being pulled apart. Exam questions often test the ability to distinguish this concept from closely related
distractors, making a clear rationale essential for mastery. Applying this knowledge in clinical settings supports
safe, evidence-based practice and improves patient outcomes.
6. Which process requires energy (ATP) to move molecules against their concentration
gradient?
A. Facilitated Diffusion
B. Active Transport
C. Osmosis
D. Simple Diffusion
Answer: B
Rationale: Active transport moves substances from low to high concentration, which necessitates the
expenditure of metabolic energy. This is an important clinical concept because selecting the correct answer (B)
requires understanding both the pathophysiology and the practical nursing implications. Recognizing this
principle allows the nurse to prioritize care, anticipate complications, and provide accurate patient education.
Exam (Elaborations) • Actual Questions & Rationales Page 3
