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HESI A2 Exam Prep 2026

Real HESI A2 Questions.
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Practice with exam-accurate HESI A2 questions that match the real test in format, difficulty, and logic. Trusted by students accepted into nursing programs across the United States.

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8
Exam Sections
75%
Typical Pass Score
~5hr
Total Test Time
95%
Our Pass Rate

About Cells and Tissues

Learn how DNA components i.e nucleotide, sugar-phosphate backbone, hydrogen bonds, and double helix, work together. Match each part to its correct role in DNA structure.

Related Topics

General TerminologySkeletal SystemMuscular SystemNervous SystemEndocrine System
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Cells and Tissues HESI A2 Practice Questions

Free Cells and Tissues practice questions for the HESI A2 exam with detailed rationales.

Question 2 of 2

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

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