School Overviews. The two top-ranking schools for biomedical engineering graduate programs, Johns Hopkins University and Georgia Institute of Technology, both offer Ph.D. programs in the field.chool Overviews. The two top-ranking schools for biomedical engineering graduate programs, Johns Hopkins University and Georgia Institute of Technology, both offer Ph.D. programs in the field.
Oviraptor is traditionally depicted with a distinctive crest, similar to that of the cassowary. However, re-examination of several oviraptorids (Clark, Norell & Barsbold, 2001) show that this well-known dinosaur may actually be a species of Citipati, a relative of Oviraptor.
The L-arabinose operon, also called the ara or araBAD operon, is an operon that encodes enzymes needed for the catabolism of arabinose in Escherichia coli. It has both positive and negative regulation and is activated allosterically.