3.2 True/False Questions 1) Chloroplasts use light energy to produce ATP and carbohydrates. Answer: TRUE Bloom's Taxonomy: Knowledge Section: Cytoplasm of Eukaryotes Learning Outcome: 3.42 2) Peroxisomes contain enzymes used to digest nutrients that have been brought into the cell through phagocytosis. Answer: FALSE Bloom's Taxonomy: Comprehension Section: Cytoplasm of Eukaryotes Learning Outcome: 3.42 3) Bacterial protein synthesis can begin before the reading of the gene is complete. Answer: TRUE Bloom's Taxonomy: Knowledge Section: Prokaryotic and Eukaryotic Cells: An Overview Learning Outcome: 3.2 4) Archaea are similar to bacteria in having cytoplasmic membrane that are composed of phospholipids and hopanoids. Answer: FALSE Bloom's Taxonomy: Comprehension Section: Archaeal Cell Walls and Cytoplasmic Membranes Learning Outcome: 3.28 15 5) The processes illustrated in Figure 3.4 are driven by electrochemical gradients. Answer: TRUE Bloom's Taxonomy: Comprehension Section: Bacterial Cytoplasmic Membranes Learning Outcome: 3.16 6) Eukaryotic ribosomes are composed of 50S and 30S subunits. Answer: FALSE Bloom's Taxonomy: Comprehension Section: Cytoplasm of Eukaryotes Learning Outcome: 3.39 7) Lysosomes result from the endocytosis of food particles by eukaryotic cells. Answer: FALSE Bloom's Taxonomy: Comprehension Section: Cytoplasm of Eukaryotes Learning Outcome: 3.42 8) The presence of a glycocalyx contributes to bacteria's ability to cause disease. Answer: TRUE Bloom's Taxonomy: Comprehension Section: External Structure of Bacterial Cells Learning Outcome: 3.3 16 9) Chromatin is composed of DNA and special packaging proteins called hopanoids. Answer: FALSE Bloom's Taxonomy: Comprehension Section: Cytoplasm of Eukaryotes Learning Outcome: 3.42 10) The short structures on the surface of the cell in Figure 3.5 are pili. Answer: FALSE Bloom's Taxonomy: Comprehension Section: External Structure of Bacterial Cells Learning Outcome: 3.7 17