Landslides are one striking example of erosion. When the bonds that hold particles of dirt and rock together are overwhelmed by a force -- often in the form of water -- sufficient to pull the rock and ...
Cohesins , the proteins that are thought to anchor sister chromatids to one another before anaphase, must be present during DNA replication if cohesion is to be established. In the 4 August Science ...
Timely dissolution of sister-chromatid cohesion in mitosis ensures accurate chromosome segregation to guard against aneuploidy and tumorigenesis. The complex of shugoshin and protein phosphatase 2A ...