Cell Biology (STUDY GUIDE 2026/2027
COMPLETE QUESTIONS WITH
VERIFIED CORRECT ANSWERS || 100%
GUARANTEED PASS NEWEST VERSION)
Description:
This study guide covers core cell biology topics including cell structure and function, organelles,
membranes, transport, signaling, cell division, cell communication, and cellular metabolism. It is
designed to help learners review major concepts through multiple-choice questions.
Keywords:
Cell biology, organelles, plasma membrane, transport, diffusion, osmosis, active transport,
signaling, mitosis, meiosis, cell cycle, ATP, metabolism, enzymes, cellular respiration,
communication, membrane proteins, lysosomes, ribosomes, Golgi apparatus, endoplasmic
reticulum
100 Multiple Choice Questions
1. What is the basic structural and functional unit of life?
A. Tissue
B. Organ
C. Cell ✅✅✅
D. Molecule
2. Which organelle is known as the control center of the cell?
A. Ribosome
B. Nucleus ✅✅✅
C. Lysosome
D. Golgi apparatus
3. Which structure surrounds the cell and regulates what enters and leaves?
A. Cell wall
B. Cytoplasm
C. Plasma membrane ✅✅✅
D. Nucleolus
4. The fluid-like material inside the cell is called:
A. Stroma
B. Cytoplasm ✅✅✅
C. Matrix
D. Lumen
, 5. Which organelle is responsible for producing ATP in eukaryotic cells?
A. Nucleus
B. Mitochondrion ✅✅✅
C. Ribosome
D. Peroxisome
6. Ribosomes are the site of:
A. Lipid digestion
B. ATP storage
C. Protein synthesis ✅✅✅
D. DNA replication
7. Which organelle modifies, sorts, and packages proteins?
A. Golgi apparatus ✅✅✅
B. Lysosome
C. Centrosome
D. Vacuole
8. Which organelle contains digestive enzymes?
A. Ribosome
B. Lysosome ✅✅✅
C. Mitochondrion
D. Chloroplast
9. The endoplasmic reticulum that has ribosomes attached is the:
A. Smooth ER
B. Rough ER ✅✅✅
C. Golgi body
D. Nuclear envelope
10. Smooth endoplasmic reticulum is mainly involved in:
A. Protein synthesis
B. Lipid synthesis ✅✅✅
C. DNA packaging
D. Cell division only
11. Which structure is responsible for organizing microtubules during cell division in
animal cells?
A. Lysosome
B. Centrosome ✅✅✅
C. Ribosome
D. Peroxisome
12. Which of the following is present in plant cells but not animal cells?
A. Ribosomes
COMPLETE QUESTIONS WITH
VERIFIED CORRECT ANSWERS || 100%
GUARANTEED PASS NEWEST VERSION)
Description:
This study guide covers core cell biology topics including cell structure and function, organelles,
membranes, transport, signaling, cell division, cell communication, and cellular metabolism. It is
designed to help learners review major concepts through multiple-choice questions.
Keywords:
Cell biology, organelles, plasma membrane, transport, diffusion, osmosis, active transport,
signaling, mitosis, meiosis, cell cycle, ATP, metabolism, enzymes, cellular respiration,
communication, membrane proteins, lysosomes, ribosomes, Golgi apparatus, endoplasmic
reticulum
100 Multiple Choice Questions
1. What is the basic structural and functional unit of life?
A. Tissue
B. Organ
C. Cell ✅✅✅
D. Molecule
2. Which organelle is known as the control center of the cell?
A. Ribosome
B. Nucleus ✅✅✅
C. Lysosome
D. Golgi apparatus
3. Which structure surrounds the cell and regulates what enters and leaves?
A. Cell wall
B. Cytoplasm
C. Plasma membrane ✅✅✅
D. Nucleolus
4. The fluid-like material inside the cell is called:
A. Stroma
B. Cytoplasm ✅✅✅
C. Matrix
D. Lumen
, 5. Which organelle is responsible for producing ATP in eukaryotic cells?
A. Nucleus
B. Mitochondrion ✅✅✅
C. Ribosome
D. Peroxisome
6. Ribosomes are the site of:
A. Lipid digestion
B. ATP storage
C. Protein synthesis ✅✅✅
D. DNA replication
7. Which organelle modifies, sorts, and packages proteins?
A. Golgi apparatus ✅✅✅
B. Lysosome
C. Centrosome
D. Vacuole
8. Which organelle contains digestive enzymes?
A. Ribosome
B. Lysosome ✅✅✅
C. Mitochondrion
D. Chloroplast
9. The endoplasmic reticulum that has ribosomes attached is the:
A. Smooth ER
B. Rough ER ✅✅✅
C. Golgi body
D. Nuclear envelope
10. Smooth endoplasmic reticulum is mainly involved in:
A. Protein synthesis
B. Lipid synthesis ✅✅✅
C. DNA packaging
D. Cell division only
11. Which structure is responsible for organizing microtubules during cell division in
animal cells?
A. Lysosome
B. Centrosome ✅✅✅
C. Ribosome
D. Peroxisome
12. Which of the following is present in plant cells but not animal cells?
A. Ribosomes
