Chapter 05: Cell Biology of Bacteria and Eukaryotes
MULTIPLE CHOICE
1. In this scanning electron micrograph of Borrelia burgdorferi, which of the following structures is
visible?
a. the outer sheath c. the genome
b. cytoplasmic filaments d. flagellar motors
ANS: A DIF: Easy REF: 5.1
OBJ: 5.1a Describe the structure and function of the bacterial cell wall, and explain its importance as
a target for antibiotics. MSC: Analyzing
2. The cell wall is part of the
a. cell membrane. c. cell envelope.
b. cytoplasm. d. proteome.
ANS: C DIF: Moderate REF: 5.1
OBJ: 5.1a Describe the structure and function of the bacterial cell wall, and explain its importance as
a target for antibiotics. MSC: Understanding
3. Lipopolysaccharides are found in
a. Gram-positive bacteria. c. archaea.
b. Gram-negative bacteria. d. eukaryotic microbes.
ANS: B DIF: Easy REF: 5.1
OBJ: 5.1b Explain the Gram-negative envelope structure and the role of LPS in pathogenesis.
MSC: Remembering
4. In Gram-negative bacteria, peptidoglycan is found in the
a. cytoplasm. c. outer membrane.
b. inner membrane. d. periplasm.
ANS: D DIF: Moderate REF: 5.1
OBJ: 5.1b Explain the Gram-negative envelope structure and the role of LPS in pathogenesis.
MSC: Understanding
, 5. In this model of a Gram-negative bacterial cell envelope, which line is drawn to the periplasm?
a. 1 c. 3
b. 2 d. 4
ANS: C DIF: Easy REF: 5.1
OBJ: 5.1b Explain the Gram-negative envelope structure and the role of LPS in pathogenesis.
MSC: Applying
6. In this model of a Gram-negative bacterial cell envelope, which line is drawn to lipopolysaccharides?
a. 1 c. 3
b. 2 d. 4
ANS: A DIF: Easy REF: 5.1
OBJ: 5.1b Explain the Gram-negative envelope structure and the role of LPS in pathogenesis.
MSC: Applying
7. The majority of the bacterial cell cytoplasm (by total weight) is
a. DNA. c. protein.
b. RNA. d. water.
ANS: D DIF: Easy REF: 5.1
MULTIPLE CHOICE
1. In this scanning electron micrograph of Borrelia burgdorferi, which of the following structures is
visible?
a. the outer sheath c. the genome
b. cytoplasmic filaments d. flagellar motors
ANS: A DIF: Easy REF: 5.1
OBJ: 5.1a Describe the structure and function of the bacterial cell wall, and explain its importance as
a target for antibiotics. MSC: Analyzing
2. The cell wall is part of the
a. cell membrane. c. cell envelope.
b. cytoplasm. d. proteome.
ANS: C DIF: Moderate REF: 5.1
OBJ: 5.1a Describe the structure and function of the bacterial cell wall, and explain its importance as
a target for antibiotics. MSC: Understanding
3. Lipopolysaccharides are found in
a. Gram-positive bacteria. c. archaea.
b. Gram-negative bacteria. d. eukaryotic microbes.
ANS: B DIF: Easy REF: 5.1
OBJ: 5.1b Explain the Gram-negative envelope structure and the role of LPS in pathogenesis.
MSC: Remembering
4. In Gram-negative bacteria, peptidoglycan is found in the
a. cytoplasm. c. outer membrane.
b. inner membrane. d. periplasm.
ANS: D DIF: Moderate REF: 5.1
OBJ: 5.1b Explain the Gram-negative envelope structure and the role of LPS in pathogenesis.
MSC: Understanding
, 5. In this model of a Gram-negative bacterial cell envelope, which line is drawn to the periplasm?
a. 1 c. 3
b. 2 d. 4
ANS: C DIF: Easy REF: 5.1
OBJ: 5.1b Explain the Gram-negative envelope structure and the role of LPS in pathogenesis.
MSC: Applying
6. In this model of a Gram-negative bacterial cell envelope, which line is drawn to lipopolysaccharides?
a. 1 c. 3
b. 2 d. 4
ANS: A DIF: Easy REF: 5.1
OBJ: 5.1b Explain the Gram-negative envelope structure and the role of LPS in pathogenesis.
MSC: Applying
7. The majority of the bacterial cell cytoplasm (by total weight) is
a. DNA. c. protein.
b. RNA. d. water.
ANS: D DIF: Easy REF: 5.1
