LATEST UPDATE 2025 NSG 5003 QUESTIONS WITH CORRECT DETAILED ANSWERS GRADED A+

NSG 5003 Week 1 QUIZ (Highscore with Complete Solutions and resources for the exam) NSG 5003 Week 1 QUIZ 1. 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. Answer: B Rationale Eukaryotic cells contain organelles and histones, they have a welldefined nucleus, and are larger than prokaryotic cells. 2. The function of a histone found in a eukaryote cell focuses on cellular: A. Division B. Movement C. Activities D. Deoxyribonucleic acid (DNA) folding Answer: D Rationale The histones are binding proteins that cause the supercoiling of DNA into chromosomes and do not affect cellular division, movement, or activities. 3. 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 Answer: B Rationale 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. 4. Which statement best describes a desmosome? A. A desmosome is a barrier to diffusion. B. Desmosomes hold cells together by continuous bands. C. A desmosome is a communicating tunnel. D. Desmosomes function as a zona occludens. Answer: B Rationale