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Active Lecture Questions for
BIOLOGY, Eighth Edition
Neil Campbell & Jane Reece
Chapter 6
A Tour of the Cell
Questions prepared by
Jung Choi,
Georgia Institute of Technology
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings.
1. This electron micrograph of a photosynthetic
bacterium shows that
a) these bacteria have
chloroplasts.
b) these bacteria are the
evolutionary precursors of
chloroplasts.
c) these bacteria have
membranes similar to the
thylakoid membranes of
chloroplasts.
d) these bacteria have
membrane-enclosed
organelles.
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings.
Difference between Plant and Animal Cells
2. Which of these organelles are absent in plant
cells?
a) mitochondria
b) centrioles
c) peroxisomes
d) all of the above
e) none of the above
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings.
Nucleic Acid Localization
3. If you treat cells with radioactive UTP, where in
the cell would you expect the greatest
concentration of radioactivity within the first few
minutes?
a) nuclear matrix
b) cytoplasm
c) rough ER
d) nucleolus
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings.
Endomembrane System
4. A membrane protein synthesized in the rough
ER may be directed to
a) peroxisomes.
b) lysosomes.
c) mitochondria.
d) all of the above
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings.
Golgi
5. Brefeldin A is a drug that disrupts transport from
the ER to the Golgi apparatus. What other
organelles and membranes are affected?
a) lysosomes, vacuoles, plasma membrane
b) lysosomes, peroxisomes, plasma membrane
c) vacuoles, mitochondria, plasma membrane
d) lysosomes, vacuoles, nuclear membrane
e) all intracellular organelles and membranes
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings.
Microtubule Function
6. Taxol, a drug approved for treatment of breast
cancer, prevents depolymerization of microtubules.
What cellular function that affects cancer cells more
than normal cells might taxol interfere with?
a) maintaining cell shape
b) cilia or flagella
c) chromosome movements in cell division
d) cell division (cleavage furrow formation)
e) cytoplasmic streaming
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings.
ECM in Plant and Animal Cells
7. The difference in the structures of animal cell
extracellular matrix and plant cell walls reflects what
fundamental difference(s) in their adaptive strategies?
a) Animal cells must move more than plant cells.
b) Animal cells have to be more responsive to changes
in their environment.
c) Animal cells have to communicate with each other
more than plant cells.
d) all of the above
Copyright © 2008 Pearson Education, Inc., publishing as Pearson Benjamin Cummings.