Tag: metabolism
Citrate Death Spiral
Michigan State University biologist Richard Lenski and collaborators have just published a terrific new paper.
Security Gates in the Cell
A key characteristic of life is active transport: control over what enters and exits the cell. Closer looks reveal exquisite “selectivity filters” with moving parts that make active transport work.
Care for Appetizers? Electric Proteins, Spidey Sense, and More
Welcome to the second day of the New Year! Like tasty sliders, these short news stories should get the juices flowing for big developments in 2020.
The Ultimate Recycler
Right now, within your bodies this little engine is cranking away. Without this machine, oxygen-dependent life could not exist.
The Mystery of Energy Metabolism
The energy problem overshadows it all. There’s a great sucking sound of ATP disappearing down the great Atlantic rift.