Pathophysiology > TEST BANKS > Test Bank For Understanding Pathophysiology/ (7 th Edition Test Bank Sue Huether). (All)
Test Bank For Understanding Pathophysiology/ (7 th Edition Test Bank Sue Huether).
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Chapter 1. Cellular Biology MULTIPLE CHOICE 1. A student is observing a cell under the microscope. It is observed to have supercoiled DNAwith histones. Which of the following would also be observed... by the student? a. A single circular chromosome b. A nucleus c. Free-floating nuclear material d. No organelles ANS: B The cell described is a eukaryotic cell, so it has histones and a supercoiled DNA within itsnucleus; thus, the nucleus should be observed. A single circular chromosome is characteristic of prokaryotic cells, which do not have histones. Free-floating nuclear material describes a prokaryotic cell, which would not have a distinctnucleus. Eukaryotic cells have membrane bounded cellular components called organelles. No organellesdescribes a prokaryotic cell. 2. A nurse is instructing the staff about cellular functions. Which cellular function is the nursedescribing when an isolated cell absorbs oxygen and uses it to transform nutrients to energy? [Show More]
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