Tag: organelles
Evolution’s “Can’t Get There from Here” Problem
Scientists have experimented extensively on the classic lab animal, the fruit fly, mutating its genes in every way they can.
Cellular Self-Sacrifice — And an Allegory
No one knows how apoptosis came to be, although there are theories. Even the simplest of animals are programmed for it.
On Being Human — A Reflection
Evolutionary biologist David Barash is a man on a mission. He wants to make sure that we all know we are only human, and that means we are only animal.
Chemical Affinity, Motor Proteins: Good Questions from a Reader
About the movement of organelles: There are molecular motor proteins that haul them around!
Cell Membranes: Dynamic, Communicating, Designed
Simple bilayers of lipids? No! Cell membranes have come into their own as masterful players in numerous cellular functions.