Not exact matches
The researchers found that even with the molecular motors driving the system
out of equilibrium, the defects were still able to sense the curvature, with the +1 / 2 defects
migrating towards the
region of positive curvature and the -1 / 2 defects
migrating towards the
region of negative curvature.
iSAFE identified identical mutations in multiple non-African populations in 5
regions associated with skin pigmentation, suggesting an early response to the onset
of selection as humans
migrated out of Africa.
Other bottlenecks occurred when a few individuals
migrated out of Africa around 60,000 years ago and colonised other
regions.
As temperatures rise,
regions of favorable growing conditions shift towards the poles, experts expected plant species would
migrate to survive, though it turns
out not to be the case.