DNA Detective

The passage focuses on Rosalind Franklin, whose groundbreaking research using X-ray crystallography revealed the structure of DNA. Her work was pivotal in the discovery of the double-helix structure, even though she was not fully recognized during her lifetime. James Watson and Francis Crick built on her findings to create their model of DNA. Her legacy reminds us of the importance of acknowledging all contributors to scientific discoveries.

This passage introduces scientific vocabulary, helping students expand their lexicon with terms like crystallography and double-helix. It enhances comprehension as students follow the sequence of events leading to a major scientific breakthrough. Analyzing the role of unsung heroes fosters critical thinking and reflection on fairness and recognition in science. Finally, understanding the structure of clear, factual writing supports grammar proficiency.