NUR612 Pathophysiology Final McCance & Huether (8th ed., 2019) Questions and Answers 2024

It is true that a eukaryotic cell A. is smaller than a prokaryotic cell. B. contains structures called organelles. C. lacks a well-defined nucleus. D. does not contain histones. - Correct Answer B. Contains structures called organelles. Eukaryotic cells contain organelles and histones, they have a well-defined nucleus, and are larger than prokaryotic cells. Ch01.1 The function of a histone found in a eukaryote cell focuses on cellular A. division. B. movement. C. activities. D. deoxyribonucleic acid (DNA) folding. - Correct Answer D. deoxyribonucleic acid (DNA) folding. The histones are binding proteins that cause the supercoiling of DNA into chromosomes and do not affect cellular division, movement, or activities. Ch01.2 An organelle that is responsible for the metabolism of cellular energy is referred to as a/an A. Golgi complex. B. mitochondrion. C. endoplasmic reticulum. D. nucleolus. - Correct Answer B. mitochondrion Mitochondria play a role in cellular metabolism, cellular respiration, and energy production. The Golgi complex is responsible for processing and packaging proteins from the endoplasmic reticulum, where they are synthesized. The nucleolus is a small, dense structure that contains the ribonucleic acid (RNA), DNA, and DNA-binding proteins. Ch01.3 Which statement best describes a desmosome?