Quantcast

Latest Karen Warkentin Stories

6e53992f504810f2354a1f9f70d61890
2008-11-04 09:05:00

Boston University undergraduate Jessica Rogge and associate professor Karen Warkentin, working at the Smithsonian Tropical Research Institute's laboratories in Gamboa, Panama, discovered that frog embryos at a very early developmental stage actively respond to oxygen levels in the egg

2008-05-20 16:22:23

When our distant ancestors were making their way out from the water, they had to evolve a way to lay their eggs on land. Now a tree frog could help shed light on this mysterious, pivotal moment in history.


Word of the Day
ultimo
  • In the month which preceded the present; in the last month, as distinguished from the current or present month and all others.
  • In the month which preceded the present; in the last month, as distinguished from the current or present month and all others.
The word 'ultimo' comes from the Latin phrase 'ultimo mense', 'in the last month'.
Related