Biology
A hairpin loop from a pre-mRNA. Highlighted are the nucleobases (green) and the ribose-phosphate backbone …
Biology
A hairpin loop from a pre-mRNA. Highlighted are the nucleobases (green) and the ribose-phosphate backbone …
Cells before and after TRAMs were introduced. TRAMs link a shuttle protein (red), and a …
A Cape fur seal on Seal Island near Cape Town, South Africa, Sunday, Nov. 22, …
Dr. Cynthia M. Otto, lead researcher and executive director of the Penn Vet Working Dog …
Study author Richard Knecht at the fossil site. Credit: Richard Knecht / Harvard University Researchers …