Marine animals, such as the extremely simple flatworm Trichoplax, are ideal model organisms for studying the early ...

How much do you know about defense mechanisms? Defense mechanisms are psychological processes that someone unconsciously engages in to avoid discomfort, and there are several specific types. Take this ...

The defense mechanisms animals use to evade or fight off predators can be both bizarre and fascinating. Some use camouflage or mimicry, while others have protective armor. Sea cucumbers, however, use ...

Understand these self-protective psychological processes. Defense mechanisms are psychological processes that someone unconsciously engages in to avoid discomfort, and there are several specific types ...

When confronted with an antibiotic, toxic substance, or other source of considerable stress, bacteria are able to activate a defense mechanism using cell-to-cell communication to 'warn' unaffected ...

Scientists at the Department of Energy's Oak Ridge National Laboratory have developed software that reduces the time needed ...

A (light green) bacterial cell detects a source of stress and is activated (dark green). It adorns itself with alarmones (depicted as red triangles) and can transmit them via cell-to-cell contact with ...