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Master Cells and Tissues concepts with free HESI A2 practice questions and detailed rationales. These questions will help you reinforce your understanding and improve your score on the HESI A2 exam.
A scientist observes a cell under a microscope and notices that it lacks a nucleus and other membrane-bound organelles. What type of cell is it?
Match the following DNA components with their correct descriptions. Components: 1. Nucleotide 2. Sugar-phosphate backbone 3. Hydrogen bonds 4. Double helix Descriptions: A. Twisted-ladder shape of DNA B. Links nitrogenous bases together C. Structural unit consisting of a sugar, phosphate, and base D. Provides stability and support to DNA