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Test Bank for Karp’s Cell & Molecular Biology, 9th Ed, Gerald Karp, Janet Iwasa Wallace Marshall Exam 2025 Latest Update A+ Scored

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161) Late endosomes are also referred to as . a) multivertiginous bodies b) multivesicular bodies c) MVBs d) multivesicular bodies and MVBs e) lateosomesANSWER:Kd Difficulty: Easy Learning Objective: LO 8.19 Differentiate between housekeeping receptors and signaling receptors, explaining how LD Lreceptors exemplify the former. Section Reference: Section 8.19 The Endocytic Pathway 162) What recognizes ubiquitinated signaling receptors and sorts them into the membranes that give rise to th einternal vesicles of the late endosomes? a) ESCRT complexes b) CREST complexes c) ESCORT complexes d) RESCT complexes e) lysosomesANSWER: a Difficulty: Easy Learning Objective: LO 8.19 Differentiate between housekeeping receptors and signaling receptors, explaining how LD Lreceptors exemplify the former. Section Reference: Section 8.19 The Endocytic Pathway 163) What leads to the degradation of the contents of late endosomes by lysosomal enzymes? a) secretion of lysosomal enzymes into late endosomes b) transport of lysosomal enzymes into late endosomes through specialized pore complexes c) fusion of late endosomes containing intralumenal vesicles with a lysosome. d) fusion of early endosomes with lysosomes; late endosomes lowering their internal pH activating the enzymes e) late endosomes synthesizing lysosomal enzymes that then degrade the contentsANSWER:Kc Difficulty: Medium Learning Objective: LO 8.19 Differentiate between housekeeping receptors and signaling receptors, explaining how LD Lreceptors exemplify the former. Section Reference: Section 8.19 The Endocytic Pathway 164) People with Niemann-Pick type C disease suffer from what defect? a) They lack one of two lysosomal enzymes. b) They cannot degrade HDL particles. c) They cannot degrade LDL particles. d) They lack one of the proteins needed to transport cholesterol out of lysosomes. e) Their LDL receptors are nonfunctional. d Difficu lty: Medium Learning Objective: LO 8.19 Differentiate between housekeeping receptors and signaling receptors, explaining how LD Lreceptors exemplify the former. Section Reference: Section 8.19 The Endocytic Pathway 165) Drugs that lower blood LDL levels are referred to as . a) olefins b) statins c) ancestrins d) cholestrins e) cholestransANSWER: bDifficulty: Easy

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Karp’s Cell & Molecular Biology, 9th Ed
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Karp’s Cell & Molecular Biology, 9th Ed

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Test Bank for Karp’s Cell &
Molecular Biology, 9th Ed, Gerald
Karp, Janet Iwasa Wallace
Marshall Exam 2025 Latest Updat
A+ Scored




SMARTSCORE
TOP GRADES

, Test Bank for Karp’s Cell & Molecular
Biology, 9th Ed, Gerald Karp, Janet Iwasa
Wallace Marshall Exam 2025 Latest Update
A+ Scored
Table of Contents:
Chapter 1: Introduction to the Study of Cell and Molecular Biology
Chapter 2: The Chemical Basis of Life
Chapter 3: Bioenergetics, Enzymes, and Metabolism
Chapter 4: The Structure and Function of the Plasma Membrane
Chapter 5: Aerobic Respiration and the Mitochondrion
Chapter 6: Photosynthesis and the Chloroplast
Chapter 7: Interactions between Cells and Their Environment
Chapter 8: Cytoplasmic Membrane Systems: Structure, Function, and Membrane
Trafficking
Chapter 9: The Cytoskeleton and Cell Motility
Chapter 10: The Nature of the Gene and the Genome
Chapter 11: The Central Dogma: DNA to RNA to Protein
Chapter 12: Control of Gene Expression
Chapter 13: DNA Replication and Repair
Chapter 14: Cell Division 6
Chapter 15: Cell Signaling and Signal Transduction: Communication between Cells
Chapter 16: Cancer
Chapter 17: The Immune Response
Chapter 18: Techniques in Cell and Molecular Biology


Chapter 1: Introduction to the Study of Cell and Molecular Biology Karp’s Cell and Molecular Biology, 9th
Edition


Question Type: Multiple Choice

,1) Who was the first person to name what he thought were single cells?
a) Leeuwenhoek
b) Hooke
c) Schleiden
d) Schwann
e) Virchow
b Difficulty: Easy
Learning Objective: LO 1.1 Identify the three tenets of cell theory. Section Reference: Section 1.1 The Discovery of
Cells




2) The first compound light microscopes were constructed by the end of the sixteenth century. What
characteristic defines a compound microscope?
a) It has a moveable stage.
b) It has multiple lenses.
c) Its lens is double the size of simple microscopes.
d) The lens has two different colors.
e) It has two different light sources.
b Difficulty: Easy
Learning Objective: LO 1.1 Identify the three tenets of cell theory. Section Reference: Section 1.1 The Discovery of
Cells




3) Who was the first scientist to examine and describe living cells?
a) Leeuwenhoek
b) Hooke
c) Schleiden
d) Schwann
e) Virchow
a Difficulty: Easy
Learning Objective: LO 1.1 Identify the three tenets of cell theory. Section Reference: Section 1.1 The Discovery of
Cells

, 4) Who is generally credited with the discovery of cells?
a) Leeuwenhoek
b) Hooke
c) Schleiden
d) Schwann
e) Virchow
KANSWER
:b
Difficulty: Easy
Learning Objective: LO 1.1 Identify the three tenets of cell theory. Section Reference: Section 1.1 The Discovery of
Cells




5) Despite being correct about the first two tenets of the Cell Theory, Schleiden and Schwann ma de an error
about another central feature of cells. What was their mistaken claim?
a) They believed that all cells were smaller than 2 µ in diameter.
b) They claimed that all cells were exactly the same in every detail.
c) They described cells as immortal.
d) They agreed that cells could arise from non-cellular materials.
e) They stated that all cells had nuclei through their entire existence.
d Difficulty: Medium
Learning Objective: LO 1.1 Identify the three tenets of cell theory.
Section Reference: Section 1.1 The Discovery of Cells




6) Which of the following characteristics is NOT a basic property of cells?
a) Cells carry out a variety of emotional reactions.
b) Cells engage in numerous mechanical activities.
c) Cells generally respond to stimuli.
d) Cells are capable of self-regulation.
e) Cells evolve.
a Difficulty: Easy

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