BIOL 2117 UPDATED 2026 EXAM SCRIPT QUESTIONS AND
ANSWERS RATED A+
✔✔What is the total magnification of a cell viewed with a 10x ocular lens and a 40x
objective lens? - ✔✔400x
✔✔Which microscope is needed to see detail of a 300-nm virus? - ✔✔Electron
Microscope
✔✔The purpose of the ocular lens is to - ✔✔Magnify the image from the objective lens
✔✔Special stains are used to: - ✔✔stain specific cellular structures Ex endospores
✔✔Which of the following statements is TRUE? - ✔✔Endospores allow a cell to survive
adverse environmental conditions
✔✔In figure 4/1, which drawing possesses an axial filament? - ✔✔A
✔✔In figure 4.1. which drawing shows streptococci - ✔✔D
✔✔In Figure 4.1, which drawing is a bacillus - ✔✔c
✔✔Which of the following is NOT TRUE of prokaryotic cells? - ✔✔They may be
unicellular or multicellular
✔✔Which of the following structures is NOT found in prokaryotic cells? - ✔✔Cilia
✔✔Which of the following statements about gram-negative cell walls is FALSE? -
✔✔They are sensitive to penicillin
✔✔Which organelle of the eukaryotic cell most closely resembles a prokaryotic cell? -
✔✔Mitochondrion
✔✔The difference between simple diffusion and facilitated diffusion is that facilitated
diffusion - ✔✔requires transporter proteins
✔✔Fimbriae and pili differ in that pili - ✔✔are used to transfer DNA
✔✔In Figure 4.3, which diagram of a cell wall is a gram-positive cell wall? - ✔✔A
✔✔In figure 4.3, which diagram of a cell wall is resistant to penicillin antibiotics - ✔✔B
, ✔✔in Figure 4.3, which diagram of a cell wall is NOT decolorized by acetone-alcohol -
✔✔A
✔✔Where are phospholipids found in a eukaryotic cell? - ✔✔around organelles &
plasma membrane
✔✔Where are phospholipids found in a prokaryotic cell? - ✔✔Plasma membrane
✔✔Figure 4.4 shows movement across a plasma membrane. which figure best
represents facilitated diffusion using a specific transporter protein? - ✔✔C
✔✔Figure 4.4 show movement across a plasma membrane. which figure best
represents simple diffusion? - ✔✔B
✔✔Which of the following is NOT part of the active transport process? - ✔✔Cell wall
✔✔By which of the following mechanisms can a cell transport a substance from a
higher to a lower concentration? - ✔✔Passive transport
✔✔The structure of the plasma membrane - ✔✔is similar in a prokaryotic and
eukaryotic cells
✔✔By which of the following mechanisms can a cell transport a substance from a lower
to a higher concentration? - ✔✔Active transport
✔✔Which of the following pairs is NOT functionally analogous? - ✔✔Cilia-Pili
✔✔Which of the following is a characteristic of eukaryotic cytoplasm? - ✔✔Cytoskeleton
✔✔Which of the following compounds is NOT an enzyme? - ✔✔Coenzyme A
✔✔What happens to a molecule when it is reduced? - ✔✔It gains an electron
✔✔Which compound is being reduced in the reaction shown in Figure 5.1? - ✔✔NAD+
✔✔How would a noncompetitive inhibitor interfere with a reaction involving the enzyme
shown in Figure 5.3? - ✔✔It would bind to B
✔✔How would a competitive inhibitor interfere with a reaction involving the enzyme
shown in Figure 5.3 - ✔✔It would bind to A
✔✔Which of the graphs in Figure 5.5 best illustrates the activity of an enzyme that is
saturated with substrate? - ✔✔C
ANSWERS RATED A+
✔✔What is the total magnification of a cell viewed with a 10x ocular lens and a 40x
objective lens? - ✔✔400x
✔✔Which microscope is needed to see detail of a 300-nm virus? - ✔✔Electron
Microscope
✔✔The purpose of the ocular lens is to - ✔✔Magnify the image from the objective lens
✔✔Special stains are used to: - ✔✔stain specific cellular structures Ex endospores
✔✔Which of the following statements is TRUE? - ✔✔Endospores allow a cell to survive
adverse environmental conditions
✔✔In figure 4/1, which drawing possesses an axial filament? - ✔✔A
✔✔In figure 4.1. which drawing shows streptococci - ✔✔D
✔✔In Figure 4.1, which drawing is a bacillus - ✔✔c
✔✔Which of the following is NOT TRUE of prokaryotic cells? - ✔✔They may be
unicellular or multicellular
✔✔Which of the following structures is NOT found in prokaryotic cells? - ✔✔Cilia
✔✔Which of the following statements about gram-negative cell walls is FALSE? -
✔✔They are sensitive to penicillin
✔✔Which organelle of the eukaryotic cell most closely resembles a prokaryotic cell? -
✔✔Mitochondrion
✔✔The difference between simple diffusion and facilitated diffusion is that facilitated
diffusion - ✔✔requires transporter proteins
✔✔Fimbriae and pili differ in that pili - ✔✔are used to transfer DNA
✔✔In Figure 4.3, which diagram of a cell wall is a gram-positive cell wall? - ✔✔A
✔✔In figure 4.3, which diagram of a cell wall is resistant to penicillin antibiotics - ✔✔B
, ✔✔in Figure 4.3, which diagram of a cell wall is NOT decolorized by acetone-alcohol -
✔✔A
✔✔Where are phospholipids found in a eukaryotic cell? - ✔✔around organelles &
plasma membrane
✔✔Where are phospholipids found in a prokaryotic cell? - ✔✔Plasma membrane
✔✔Figure 4.4 shows movement across a plasma membrane. which figure best
represents facilitated diffusion using a specific transporter protein? - ✔✔C
✔✔Figure 4.4 show movement across a plasma membrane. which figure best
represents simple diffusion? - ✔✔B
✔✔Which of the following is NOT part of the active transport process? - ✔✔Cell wall
✔✔By which of the following mechanisms can a cell transport a substance from a
higher to a lower concentration? - ✔✔Passive transport
✔✔The structure of the plasma membrane - ✔✔is similar in a prokaryotic and
eukaryotic cells
✔✔By which of the following mechanisms can a cell transport a substance from a lower
to a higher concentration? - ✔✔Active transport
✔✔Which of the following pairs is NOT functionally analogous? - ✔✔Cilia-Pili
✔✔Which of the following is a characteristic of eukaryotic cytoplasm? - ✔✔Cytoskeleton
✔✔Which of the following compounds is NOT an enzyme? - ✔✔Coenzyme A
✔✔What happens to a molecule when it is reduced? - ✔✔It gains an electron
✔✔Which compound is being reduced in the reaction shown in Figure 5.1? - ✔✔NAD+
✔✔How would a noncompetitive inhibitor interfere with a reaction involving the enzyme
shown in Figure 5.3? - ✔✔It would bind to B
✔✔How would a competitive inhibitor interfere with a reaction involving the enzyme
shown in Figure 5.3 - ✔✔It would bind to A
✔✔Which of the graphs in Figure 5.5 best illustrates the activity of an enzyme that is
saturated with substrate? - ✔✔C
