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In science, every step has a story. Whether you're tweaking the temperature in a PCR cycle or measuring out just the right amount of enzyme, each action has a purpose and a reason why it’s done that way. In the…
Read More Lab Science: The Why Behind the Steps in a DNA Extraction
Most microbes are harmless or even beneficial, but a small subset—pathogens—can wreak havoc on human health. One of the most common ways people encounter pathogens is through contaminated water. While many water sources undergo treatment that eliminates over 99.9% of…
It started with a mystery and then a high-tech search. In the 1990s, Dr. Jonathan Zehr, an ocean ecologist at the University of California, found an eye-catching DNA sequence in the water samples he was studying. Analysis of the sequence…
The model organism Caenorhabditis elegans (C. elegans) are trailblazers. These tiny, transparent roundworms have played an outsized role in our study and understanding of life. Here are five scientific firsts that make these worms legendary: 1. First multicellular organism to…
Read More C. elegans – Trailblazers in Science, and in the Classroom
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