Tag: "cheaters" at biology news
Biologists ID molecular block for social 'cheaters'
...tyostelium, As expected, the dimA knockouts -- the cheaters
-- were predisposed to move to the back of the slu...spite this advantage during stalk development, the cheaters
were far less likely than their native counterparts to make it into the actual spores atop the stalk...
The greenbeards have blue throats in a breakthrough study of the evolution of altruistic behavior
...ling because cooperative systems are vulnerable to cheaters
or defectors. Cheaters and defectors benefit from the cooperative behavior of others without paying the costs, so they ought to be favored under natural selection. But then cheater genes would spread in the population, and the cooperative system woul...
Counting heads or measuring space?
...rategy from an evolutionary point of view, because cheaters
can also benefit from the released substances with...ty which aspect is predominant. The problem of the cheaters
is also avoided, if the spatial distribution of the cells is taken into consideration: on root surfa...
Reap what your ancestors sowed
...developed a new model showing that cooperators and cheaters
can co-exist in a dynamic boom and bust state in t...lt by humans. In the presence of a durable good, cheaters
can increase in numbers with no immediate consequences. For example, cheaters
could still enjoy the ...
Amoebae control cheating by keeping it in the family
... single-celled amoebae rely on family ties to keep cheaters
from undermining the health of their colonies. The...weighed by the overall health of the group, so the cheaters
couldn't gain a foothold. "The combination of these two studies confirms something that's been lon...