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Understanding Strawberry DNA Extraction: A Step-by-Step Guide

This document explores the process of extracting DNA from strawberries, highlighting the roles of salt and soap in the mixture. It describes the appearance of the DNA and explains how DNA is organized in the nucleus of cells. Additionally, it addresses the final step of alcohol addition during the extraction, demonstrating how this process separates DNA from other cellular materials. Lastly, it outlines the importance of DNA extraction for scientific research, detailing two key reasons for removing DNA from organisms.

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Understanding Strawberry DNA Extraction: A Step-by-Step Guide

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  1. Strawberry DNA Analysis pg. 67 • 1. Why was it necessary to add salt to the mixture? • 2. Why was it necessary to add soap to the mixture? • 3. What did the DNA look like? • 4. Explain how DNA is stored in the nucleus. • 5. Explain what happened in the final step when you added the alcohol. • 6. List two reasons why it is important for scientists to remove DNA from an organism.

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