All Solved Solutions 2026-2027 Updated.
Who is credited with originating the tenet of Cell Theory omnis cellula e cellula?
A. Donald Trump
B. Gregor Mendel
C. Carl Woese
D. Rudolf Virchow
E. Fernanda Rodrigues - Answer D. Rudolf Virchow
Among those listed, which type of microscopy would provide the highest resolution?
A. phase-contrast light microscopy
B. transmission electron microscopy
C. Nomarski differential-interference light microscopy
D. confocal microscopy
E. fluorescence microscopy - Answer B. transmission electron microscopy
Which of the following reflects a primary difference between transmission and scanning
electron microscopy?
A. Transmission electron microscopy has high resolution, but scanning electron microscopy does
not.
B. Transmission electron microscopy shows contrast, but scanning electron microscopy does
not.
C. Transmission electron microscopy has much higher magnification than scanning electron
microscopy.
D. Transmission electron microscopy shows two-dimensional ultrastructure, while the scanning
electron microscopy shows three-dimensional structure.
E. Transmission electron microscopy uses light as an illumination source, while scanning
electron microscopy uses electron beams as an illumination source. - Answer D. Transmission
electron microscopy shows two-dimensional ultrastructure, while the scanning electron
microscopy shows three-dimensional structure.
Which of the following is NOT true of prokaryotes?
,A. They lack a membrane-bound nucleus.
B. DNA is located within the cytosol.
C. They have a simpler structure relative to eukaryotes.
D. They possess membrane-bound organelles.
E. They are relatively small compared with eukaryotes. - Answer D. They possess membrane-
bound organelles.
The cell wall is a common feature to
A. prokaryotic cells only.
B. plant cells only.
C. animal cells only.
D. prokaryotic and plant cells.
E. prokaryotic, plant, and animal cells. - Answer D. prokaryotic and plant cells.
Plasma membranes are a feature of
A. all cells.
B. prokaryotic cells only.
C. eukaryotic cells only.
D. plant cells only.
E. animal cells only. - Answer A. all cells.
Which of the following might account for the general structural and functional differences
between a nerve and smooth muscle cell within an individual?
A. The proteome differs between muscle and nerve cells.
B. The genome (DNA) differs between muscle and nerve cells.
C. The relative amounts of certain proteins differ between muscle and nerve cells.
D. The proteome and the relative amounts of certain proteins differ between muscle and nerve
cells.
E. The genome (DNA) and the relative amounts of certain proteins differ between muscle and
nerve cells. - Answer D. The proteome and the relative amounts of certain proteins differ
between muscle and nerve cells.
Which of the statements about the synthesis of polypeptides (proteins) is INCORRECT?
, A. Translation is the process of protein synthesis.
B. Proteins are synthesized in the cytosol.
C. The synthesis of proteins is a catabolic process.
D. The synthesis of proteins requires ribosomes.
E. Proteins are synthesized from mRNA template. - Answer C. The synthesis of proteins is a
catabolic process.
The _________ is the region of a eukaryotic cell that is outside the cell organelles but inside the
plasma membrane.
A. nucleus
B. cytosol
C. endoplasmic reticulum
D. Golgi apparatus
E. glycocalyx - Answer B. cytosol
. Which one of the following structures would least likely be found as part of a bacterium?
A. Nucleoid
B. Lysosome
C. Ribosomes
D. Cell wall
E. Capsule - Answer B. Lysosome
The four interacting parts of eukaryotic cells are:
A. nucleus, cytosol, endomembrane system, and semiautonomous organelles.
B. nucleus, cytoplasm, Golgi apparatus, and semiautonomous organelles.
C. cytoskeleton, mitochondria, nucleus, endoplasmic reticulum
D. nucleus, ER, Golgi, mitochondria
E. plasma membrane, endoplasmic reticulum, Golgi, mitochondria. - Answer A. nucleus,
cytosol, endomembrane system, and semiautonomous organelles.
Which option best describes the main functions of the plasma membrane in a eukaryotic cell?