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The story of the purple tomato And why its success is a win for GM foods The first genetically modified (GM) food ever made commercially available to the public was a tom… Started by Dr. Krishna Kumari Challa	1	Nov 27, 2022 Reply by Dr. Krishna Kumari Challa
Vitamin B12 deficiency is a common health problem that can have serious consequences For several months during the summer of 2022, my dog Scout vomited at 3 a.m. nearly every day. If you have a dog, you know the sound. And e… Started by Dr. Krishna Kumari Challa	1	Nov 27, 2022 Reply by Dr. Krishna Kumari Challa
Stop counting glasses. There's an ocean of difference in our water needs A new study of thousands of people reveals a wide range in the amount of water people consume around the globe and over their lifespans, de… Started by Dr. Krishna Kumari Challa	1	Nov 26, 2022 Reply by Dr. Krishna Kumari Challa
Physicists solved the lightening mystery When you consider that each lighting strike travels at more than 320,000 kilometers per hour, that's a massive amount of electricity. Ever… Started by Dr. Krishna Kumari Challa	1	Nov 25, 2022 Reply by Dr. Krishna Kumari Challa
Zombie viruses on a hijacking trip: Retroviral gene fragments affect embryonic cells Ancient, dormant sequences in the genome impact embryonic development in unexpected ways. The mammalian genome contains retroviral sequence… Started by Dr. Krishna Kumari Challa	1	Nov 24, 2022 Reply by Dr. Krishna Kumari Challa
Studying environmental enteropathy at molecular level to find a cure A study of patients with a chronic intestinal condition has helped demystify—but not totally solve—a puzzling disorder that is widespread i… Started by Dr. Krishna Kumari Challa	1	Nov 23, 2022 Reply by Dr. Krishna Kumari Challa
Study provides a unique resource for understanding how environmental exposures in early life affect our health Early life is a particularly important period, since exposures during these developmentally vulnerable periods may have pronounced effects… Started by Dr. Krishna Kumari Challa	1	Nov 22, 2022 Reply by Dr. Krishna Kumari Challa
It seems floating of feces depends on the gut microbiome! Why do some people find their bowel movements floating while others find theirs sinking to the bottom of the toilet bowl? Prior to the 197… Started by Dr. Krishna Kumari Challa	1	Nov 19, 2022 Reply by Dr. Krishna Kumari Challa
Endemism Q: How and why does a species become endemic? Please answer by giving examples. Krishna: Endemism is a term used in biology to talk about t… Started by Dr. Krishna Kumari Challa	1	Nov 19, 2022 Reply by Dr. Krishna Kumari Challa
Gigantism and Dwarfism Q: What are the reasons for gigantism and dwarfism in living creatures? How did these factors guide evolution on Earth? Krishna: There are… Started by Dr. Krishna Kumari Challa	1	Nov 18, 2022 Reply by Dr. Krishna Kumari Challa