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tz
Understanding sh
ne
la
tz
sh
Sp
Pathophysiology 7 Edition
th ne
la
tz
sh
Sp
ne
Test Bank Test Bank 2023
la
tz
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ne
la
tz
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ne
la
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sh
Chapter 1. Cellular Biology
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MULTIPLE CHOICE
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1. A student is observing a cell under the microscope. It is observed to have supercoiled DNAwith histones. Which of
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the following would also be observed by the student?
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sh
Sp
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a. A single circular chromosome
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tz
sh
b. A nucleus
Sp
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c. Free-floating nuclear material
la
tz
d. No organelles
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Sp
ne
la
ANS: B
tz
sh
Sp
ne
la
The cell described is a eukaryotic cell, so it has histones and a supercoiled DNA within its nucleus;thus, the nucleus should be
tz
observed.
sh
Sp
ne
la
A single circular chromosome is characteristic of prokaryotic cells, which do not have histones.
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Sp
la
Sp
, ne
tz
sh
ne
Free-floating nuclear material describes a prokaryotic cell, which would not have a distinct nucleus.
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tz
sh
Sp
Eukaryotic cells have membrane bounded cellular components called organelles. No organellesdescribes a prokaryotic
cell. ne
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sh
Sp
ne
la
tz
sh
Sp
ne
la
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2. A nurse is instructing the staff about cellular functions. Which cellular function is the nursedescribing when an
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isolated cell absorbs oxygen and uses it to transform nutrients to energy?
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Sp
a. Metabolic absorption ne
la
tz
sh
b. Communication
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ne
c. Secretion
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tz
d. Respiration
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Sp
ne
la
ANS: D
tz
sh
Sp
ne
la
The ability of the cell to absorb oxygen refers to the cells function of respiration.
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sh
Sp
ne
The ability of the cell to function within a society of cells refers to its function of communication.
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Sp
ne
The ability of the cell to take in nutrients refers to the cells function of metabolic absorption.
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The ability of the cell to synthesize new substances and secrete these elsewhere refers to the cellsfunction of secretion.
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Sp
A eukaryotic cell is undergoing DNA replication. In which region of the cell would most ofthe genetic information
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3.
be contained?
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tz
sh
Sp
ne
a. Mitochondria
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tz
b. Ribosome
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Sp
ne
c. Nucleolus
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d. Nucleus
tz
sh
Sp
ne
la
sh
Sp
la
Sp
, ne
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sh
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ANS: C la
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Sp
The region of the cell that contains genetic material, including a large amount of ribonucleic acid,most of the DNA, and DNA-
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binding proteins, is the nucleolus.
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sh
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ne
The mitochondria is the site of cellular respiration.
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sh
Sp
ne
The ribosomes are involved in manufacturing of proteins within the cell.
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tz
sh
Sp
The nucleus contains the nucleolus, and it is the nucleolus that contains genetic material.
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Sp
4. The fluid mosaic model for biologic membranes describes membrane behavior. Accordingto this model, which of
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the following float singly or as aggregates in the fluid lipid bilayer?
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sh
Sp
ne
a. Peripheral membrane proteins
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b. Integral membrane proteins
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sh
Sp
ne
la
c. Glycoproteins
tz
sh
Sp
d. Cell adhesion molecules
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la
tz
sh
ANS: B
Sp
ne
la
tz
Integral membrane proteins float freely in the fluid lipid bilayer.
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ne
la
Peripheral membrane proteins are not embedded in the layer, but reside at the surface.Glycoproteins act as
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cell surface markers.
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Cell adhesion molecules are on the outside of the membrane and allow cells to hook together.
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sh
Sp
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Sp
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Understanding sh
ne
la
tz
sh
Sp
Pathophysiology 7 Edition
th ne
la
tz
sh
Sp
ne
Test Bank Test Bank 2023
la
tz
sh
Sp
ne
la
tz
sh
Sp
ne
la
tz
sh
Chapter 1. Cellular Biology
Sp
ne
MULTIPLE CHOICE
la
tz
sh
Sp
ne
1. A student is observing a cell under the microscope. It is observed to have supercoiled DNAwith histones. Which of
la
the following would also be observed by the student?
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sh
Sp
ne
a. A single circular chromosome
la
tz
sh
b. A nucleus
Sp
ne
c. Free-floating nuclear material
la
tz
d. No organelles
sh
Sp
ne
la
ANS: B
tz
sh
Sp
ne
la
The cell described is a eukaryotic cell, so it has histones and a supercoiled DNA within its nucleus;thus, the nucleus should be
tz
observed.
sh
Sp
ne
la
A single circular chromosome is characteristic of prokaryotic cells, which do not have histones.
sh
Sp
la
Sp
, ne
tz
sh
ne
Free-floating nuclear material describes a prokaryotic cell, which would not have a distinct nucleus.
la
tz
sh
Sp
Eukaryotic cells have membrane bounded cellular components called organelles. No organellesdescribes a prokaryotic
cell. ne
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tz
sh
Sp
ne
la
tz
sh
Sp
ne
la
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sh
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la
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ne
la
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sh
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ne
la
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sh
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ne
la
sh
Sp
la
Sp
, ne
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sh
ne
2. A nurse is instructing the staff about cellular functions. Which cellular function is the nursedescribing when an
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isolated cell absorbs oxygen and uses it to transform nutrients to energy?
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sh
Sp
a. Metabolic absorption ne
la
tz
sh
b. Communication
Sp
ne
c. Secretion
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tz
d. Respiration
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Sp
ne
la
ANS: D
tz
sh
Sp
ne
la
The ability of the cell to absorb oxygen refers to the cells function of respiration.
tz
sh
Sp
ne
The ability of the cell to function within a society of cells refers to its function of communication.
la
tz
sh
Sp
ne
The ability of the cell to take in nutrients refers to the cells function of metabolic absorption.
la
tz
sh
Sp
ne
The ability of the cell to synthesize new substances and secrete these elsewhere refers to the cellsfunction of secretion.
la
tz
sh
Sp
A eukaryotic cell is undergoing DNA replication. In which region of the cell would most ofthe genetic information
ne
3.
be contained?
la
tz
sh
Sp
ne
a. Mitochondria
la
tz
b. Ribosome
sh
Sp
ne
c. Nucleolus
la
d. Nucleus
tz
sh
Sp
ne
la
sh
Sp
la
Sp
, ne
tz
sh
ne
ANS: C la
tz
sh
Sp
The region of the cell that contains genetic material, including a large amount of ribonucleic acid,most of the DNA, and DNA-
ne
binding proteins, is the nucleolus.
la
tz
sh
Sp
ne
The mitochondria is the site of cellular respiration.
la
tz
sh
Sp
ne
The ribosomes are involved in manufacturing of proteins within the cell.
la
tz
sh
Sp
The nucleus contains the nucleolus, and it is the nucleolus that contains genetic material.
ne
la
tz
sh
Sp
4. The fluid mosaic model for biologic membranes describes membrane behavior. Accordingto this model, which of
ne
the following float singly or as aggregates in the fluid lipid bilayer?
la
tz
sh
Sp
ne
a. Peripheral membrane proteins
la
b. Integral membrane proteins
tz
sh
Sp
ne
la
c. Glycoproteins
tz
sh
Sp
d. Cell adhesion molecules
ne
la
tz
sh
ANS: B
Sp
ne
la
tz
Integral membrane proteins float freely in the fluid lipid bilayer.
sh
Sp
ne
la
Peripheral membrane proteins are not embedded in the layer, but reside at the surface.Glycoproteins act as
tz
sh
cell surface markers.
Sp
ne
Cell adhesion molecules are on the outside of the membrane and allow cells to hook together.
la
sh
Sp
la
Sp
