1. Chapter 3: Cell Structure and Function
Cell Theory and Plasma Membrane
Cellular Diffusion, Osmosis, and Filtration
Carrier- and Vesicular-Mediated Transport
Organelles and the Nucleus
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation
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FINAL ROUND

2. Cell Theory and Plasma Membrane: $100 Question
What is the intracellular fluid of a cell called?
cytosol
nucleoplasm
interstitial fluid
cytoplasm
Answer: A
ANSWER
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3. Cell Theory and Plasma Membrane: $100 Answer
What is the intracellular fluid of a cell called?
cytosol
nucleoplasm
interstitial fluid
cytoplasm
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4. Cell Theory and Plasma Membrane: $200 Question
Fatty acid tails make up the ________ portion of the plasma membrane and are located on the ________ of the membrane.
hydrophilic; inside
hydrophilic; outside
hydrophobic; inside
hydrophobic; outside
Answer: C
ANSWER
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5. Cell Theory and Plasma Membrane: $200 Answer
Fatty acid tails make up the ________ portion of
the plasma membrane and are located on the
________ of the membrane.
hydrophilic; inside
hydrophilic; outside
hydrophobic; inside
hydrophobic; outside
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6. Cell Theory and Plasma Membrane: $300 Question
What type of membrane proteins catalyzes reactions in the extracellular fluid or within the cell?
receptor proteins
channel proteins
enzymes
recognition proteins
Answer: C
ANSWER
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7. Cell Theory and Plasma Membrane: $300 Answer
What type of membrane proteins catalyzes
reactions in the extracellular fluid or within the
cell?
receptor proteins
channel proteins
enzymes
recognition proteins
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8. Cell Theory and Plasma Membrane: $400 Question
Membrane carbohydrates perform what function(s)?
They act as cell lubricants and adhesions.
They act as receptors for extracellular components.
They form part of the cell recognition system.
All of the answers are correct.
Answer: D
ANSWER
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9. Cell Theory and Plasma Membrane: $400 Answer
Membrane carbohydrates perform what
function(s)?
They act as cell lubricants and adhesions.
They act as receptors for extracellular components.
They form part of the cell recognition system.
All of the answers are correct.
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10. Cell Theory and Plasma Membrane: $500 Question
Major histocompatibility complex (MHC) molecules are what type of membrane protein?
recognition protein
anchoring protein
enzyme
receptor protein
Answer: A
ANSWER
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11. Cell Theory and Plasma Membrane: $500 Answer
Major histocompatibility complex (MHC)
molecules are what type of membrane protein?
recognition protein
anchoring protein
enzyme
receptor protein
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12. Cellular Diffusion, Osmosis, and Filtration: $100 Question
Which of the following is a passive process?
endocytosis
diffusion
exocytosis
All of the answers are correct.
Answer: B
ANSWER
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13. Cellular Diffusion, Osmosis, and Filtration: $100 Answer
Which of the following is a passive process?
endocytosis
diffusion
exocytosis
All of the answers are correct.
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14. Cellular Diffusion, Osmosis, and Filtration: $200 Question
Which of the following is not a characteristic of osmosis?
Water flows from an area of low solute concentration to an area of high solute concentration.
It occurs across a membrane freely permeable to water.
It occurs across a membrane freely permeable to solutes.
It is a passive process.
Answer: C
ANSWER
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15. Cellular Diffusion, Osmosis, and Filtration: $200 Answer
Which of the following is not a characteristic of
osmosis?
Water flows from an area of low solute concentration to an area of high solute concentration.
It occurs across a membrane freely permeable to water.
It occurs across a membrane freely permeable to solutes.
It is a passive process.
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16. Cellular Diffusion, Osmosis, and Filtration: $300 Question
Red blood cells crenate in what type of solution?
hypertonic
hypotonic
isotonic
None of the answers is correct.
Answer: A
ANSWER
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17. Cellular Diffusion, Osmosis, and Filtration: $300 Answer
Red blood cells crenate in what type of solution?
hypertonic
hypotonic
isotonic
None of the answers is correct.
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18. Cellular Diffusion, Osmosis, and Filtration: $400 Question
Normal saline is which type of solution?
hypertonic
isotonic
hypotonic
hemolytic
Answer: B
ANSWER
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19. Cellular Diffusion, Osmosis, and Filtration: $400 Answer
Normal saline is which type of solution?
hypertonic
isotonic
hypotonic
hemolytic
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20. Cellular Diffusion, Osmosis, and Filtration: $500 Question
Which type of molecule is most likely to diffuse across the plasma membrane?
small and lipid-soluble
small and water-soluble
large and lipid-soluble
large and water-soluble
Answer: A
ANSWER
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21. Cellular Diffusion, Osmosis, and Filtration: $500 Answer
Which type of molecule is most likely to diffuse
across the plasma membrane?
small and lipid-soluble
small and water-soluble
large and lipid-soluble
large and water-soluble
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22. Carrier- and Vesicular-Mediated Transport: $100 Question
Which process involves vesicular fusion with many lysosomes?
pinocytosis
facilitated diffusion
phagocytosis
cotransport
Answer: C
ANSWER
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23. Carrier- and Vesicular-Mediated Transport: $100 Answer
Which process involves vesicular fusion with
many lysosomes?
pinocytosis
facilitated diffusion
phagocytosis
cotransport
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24. Carrier- and Vesicular-Mediated Transport: $200 Question
In active transport, what provides the energy needed to move ions or molecules across the membrane?
sodium and potassium ions
calcium ions
sodium ions alone
ATP molecules
Answer: D
ANSWER
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25. Carrier- and Vesicular-Mediated Transport: $200 Answer
In active transport, what provides the energy
needed to move ions or molecules across the
membrane?
sodium and potassium ions
calcium ions
sodium ions alone
ATP molecules
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26. Carrier- and Vesicular-Mediated Transport: $300 Question
Which of the following is an example of both passive and carrier-mediated transport?
osmosis
facilitated diffusion
exchange pump
endocytosis
Answer: B
ANSWER
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27. Carrier- and Vesicular-Mediated Transport: $300 Answer
Which of the following is an example of both
passive and carrier-mediated transport?
osmosis
facilitated diffusion
exchange pump
endocytosis
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28. Carrier- and Vesicular-Mediated Transport: $400 Question
Glucose and amino acids move across the plasma membrane via which mechanism?
diffusion
active transport
endocytosis
facilitated diffusion
Answer: D
ANSWER
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29. Carrier- and Vesicular-Mediated Transport: $400 Answer
Glucose and amino acids move across the
plasma membrane via which mechanism?
diffusion
active transport
endocytosis
facilitated diffusion
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30. Carrier- and Vesicular-Mediated Transport: $500 Question
What is the correct order of the events of phagocytosis?
1 - This fusion activates digestive enzymes.
2 - The vesicle moves into the cytoplasm.
3 - The enzymes break down the structure of the phagocytized
material.
4 - Lysosomes fuse with the vesicle.
5 - The pseudopodia approach one another and fuse to trap the
material within the vesicle.
6 - A phagocytic cell comes in contact with the foreign object and
sends pseudopodia (cytoplasmic extensions) around it.
7 - Unresolved residue is then ejected from the cell by exocytosis.
Answer: B
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31. Carrier- and Vesicular-Mediated Transport: $500 Answer
What is the correct order of the events of phagocytosis?
1 - This fusion activates digestive enzymes.
2 - The vesicle moves into the cytoplasm.
3 - The enzymes break down the structure of the phagocytized
material.
4 - Lysosomes fuse with the vesicle.
5 - The pseudopodia approach one another and fuse to trap the
material within the vesicle.
6 - A phagocytic cell comes in contact with the foreign object and
sends pseudopodia (cytoplasmic extensions) around it.
7 - Unresolved residue is then ejected from the cell by exocytosis.
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32. Organelles and the Nucleus: $100 Question
Which cytoskeletal proteins are found only in muscle cells?
microfilaments
intermediate filaments
thick filaments
microtubules
Answer: C
ANSWER
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33. Organelles and the Nucleus: $100 Answer
Which cytoskeletal proteins are found only in
muscle cells?
microfilaments
intermediate filaments
thick filaments
microtubules
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34. Organelles and the Nucleus: $200 Question
Which organelles are called cellular "suicide packets"?
peroxisomes
membrane renewal vesicles
lysosomes
proteasomes
Answer: C
ANSWER
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35. Organelles and the Nucleus: $200 Answer
Which organelles are called cellular "suicide
packets"?
peroxisomes
membrane renewal vesicles
lysosomes
proteasomes
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36. Organelles and the Nucleus: $300 Question
Chemical communication between the nucleus and the cytosol occurs through
the plasmalemma.
nuclear pores.
transport vesicles.
nucleoli.
Answer: B
ANSWER
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37. Organelles and the Nucleus: $300 Answer
Chemical communication between the nucleus
and the cytosol occurs through
the plasmalemma.
nuclear pores.
transport vesicles.
nucleoli.
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38. Organelles and the Nucleus: $400 Question
Cells that produce ________ have a relatively low amount of smooth endoplasmic reticulum and a relatively high amount of rough endoplasmic reticulum.
triglycerides
glycogen
digestive enzymes
steroid hormones
Answer: C
ANSWER
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39. Organelles and the Nucleus: $400 Answer
Cells that produce ________ have a relatively low
amount of smooth endoplasmic reticulum and a
relatively high amount of rough endoplasmic
reticulum.
triglycerides
glycogen
digestive enzymes
steroid hormones
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40. Organelles and the Nucleus: $500 Question
Cholesterol synthesis occurs in which of the following?
rough endoplasmic reticulum
Golgi apparatus
ribosomes
smooth endoplasmic reticulum
Answer: D
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41. Organelles and the Nucleus: $500 Answer
Cholesterol synthesis occurs in which of the
following?
rough endoplasmic reticulum
Golgi apparatus
ribosomes
smooth endoplasmic reticulum
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42. The first step of transcription involves which of the following?
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation: $100 Question
The first step of transcription involves which of the following?
RNA polymerase moves along the gene.
RNA nucleotides form bonds with DNA nucleotides.
RNA polymerase and mRNA strand detach.
RNA polymerase binds to a gene.
Answer: D
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43. The first step of transcription involves which of the following?
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation: $100 Answer
The first step of transcription involves which of
the following?
RNA polymerase moves along the gene.
RNA nucleotides form bonds with DNA nucleotides.
RNA polymerase and mRNA strand detach.
RNA polymerase binds to a gene.
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44. For most of their lives, cells are in cytokinesis. interphase.
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation: $200 Question
For most of their lives, cells are in
cytokinesis.
interphase.
prophase.
mitosis.
Answer: B
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45. For most of their lives, cells are in cytokinesis. interphase.
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation: $200 Answer
For most of their lives, cells are in
cytokinesis.
interphase.
prophase.
mitosis.
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46. Secondary tumors are associated with which of the following?
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation: $300 Question
Secondary tumors are associated with which of the following?
benign tumors
malignant tumors
all neoplasms
benign tumors and all neoplasms
Answer: B
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47. Secondary tumors are associated with which of the following?
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation: $300 Answer
Secondary tumors are associated with which of
the following?
benign tumors
malignant tumors
all neoplasms
benign tumors and all neoplasms
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48. DNA replication occurs during which phase of the cell cycle?
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation: $400 Question
DNA replication occurs during which phase of the cell cycle?
anaphase
interphase
prophase
telophase
Answer: B
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49. DNA replication occurs during which phase of the cell cycle? anaphase
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation: $400 Answer
DNA replication occurs during which phase of the
cell cycle?
anaphase
interphase
prophase
telophase
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50. What is the correct order of the steps of translation?
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation: $500 Question
What is the correct order of the steps of translation?
1 - Ribosomal enzymes remove amino acid 1 from the first tRNA and attach it to amino acid 2 with a peptide bond.
2 - Second tRNA arrives, carrying an amino acid, and its anticodon binds to the second codon of the mRNA strand.
3 - Amino acids are added to the growing protein until the ribosome reaches the "stop" codon.
4 - mRNA binds to the small ribosomal subunit and the first tRNA arrives.
5 - Small and large ribosomal subunits join together and enclose the mRNA.
Answer: A
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51. What is the correct order of the steps of translation?
Protein Synthesis, Cell Life Cycle, Cancer, and Differentiation: $500 Answer
What is the correct order of the steps of translation?
1 - Ribosomal enzymes remove amino acid 1 from the first tRNA and
attach it to amino acid 2 with a peptide bond.
2 - Second tRNA arrives, carrying an amino acid, and its anticodon
binds to the second codon of the mRNA strand.
3 - Amino acids are added to the growing protein until the ribosome
reaches the "stop" codon.
4 - mRNA binds to the small ribosomal subunit and the first tRNA
arrives.
5 - Small and large ribosomal subunits join together and enclose the
mRNA.
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52. FINAL ROUND Question
What is the correct order of the steps involved in receptor-mediated endocytosis?
1 - Ligands are removed and absorbed into the cytoplasm.
2 - Vesicles fuse with lysosomes.
3 - Vesicles return to the surface.
4 - Areas coated with ligands form deep pockets in membrane surface.
5 - Membrane with receptor molecules detaches from the lysosome.
6 - Ligands bind to receptors in plasma membrane.
7 - Pockets pinch off, forming vesicles.
Answer: D
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53. FINAL ROUND Answer
What is the correct order of the steps involved in receptor-mediated
endocytosis?
1 - Ligands are removed and absorbed into the cytoplasm.
2 - Vesicles fuse with lysosomes.
3 - Vesicles return to the surface.
4 - Areas coated with ligands form deep pockets in membrane surface.
5 - Membrane with receptor molecules detaches from the lysosome.
6 - Ligands bind to receptors in plasma membrane.
7 - Pockets pinch off, forming vesicles.
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