Dr. Meyer explains the value of studying model organisms and introduces the nematode C. elegans Affectionally known as "the worm," it has two sexes: male, which possesses a single X chromosome, and hermaphrodite, which possesses two X chromosomes. Dr. Meyer explains that sex determination is con...
(less)
With the exception of identical twins, no two human genomes are exactly the same. But how different are they? Are two humans more alike than two orangutans? Dr. Lander explores human genetic variation and how it may affect individual susceptibility to certain diseases. A collaborative research e...
(less)
Dr. Brett Finlay explains why bacterial diseases continue to be a major health problem worldwide, causing a third of the world’s deaths every year. After describing how bacteria grow, reproduce, and spread, Dr. Finlay explains how antibiotics work--and why they are not always successful in stopp...
(less)
Dr. Rosbash reveals that the fruit fly (Drosophila melanogaster) has a biological clock in its nervous system. Although tiny in size, the fruit fly has had a major impact on our understanding of circadian rhythms. The fruit fly served as the instrument with which scientists proved that certain b...
(less)
Discovery of RNA’s catalytic activity led to unexpected spin-offs, including a new scenario for the origin of life. In a different area, the ability of RNA catalysts (ribozymes) to cut and splice RNA molecules has sparked efforts to develop them as pharmaceuticals against viruses, cancer, and ge...
(less)
Safe Search Filter is ON. Truveo understands that some content may not be appropriate for all users. We provide a Safe Search Filter so that you can choose the content best suited to your personal interest. Turning OFF the Safe Search Filter may display content that is only suitable for viewers over 18 years of age. Click the button below if you are over 18 and would like to turn OFF the Safe Search Filter.