Because metastable argon is thought to be the primary agent in the formation of molecular ions through Penning ionization of the neutral molecular precursor there is no benefit to be expected from an increase of the interelectrode distance.
Dipterocarp seed dispersal is known to occur over short distances [43], [44], [45], [46], [47], which suggests that long distance pollen flow is likely to be the primary agent undermining SGS.
The electron transport chain (ETC), embedded within the inner membrane of the mitochondria, is the major producer of reactive oxygen species (ROS), which are presumed to be the primary agent for cell damage and premature apoptosis, affecting aging and longevity [5] [8].
Fine PM [aero dynamic diameter ≤ 2.5 μm (PM2.5)] has been suggested to be the primary agent responsible for the deaths (Brook et al. 2003).
In addition, the animals were also exposed to two types of purified brevetoxin, presumed to be the primary agent causing respiratory symptoms.
After all, teachers and supervisors, on the "front line" in the schools, are the primary agents of change.
According to Nelson it is communities who construct and share knowledge and standards of evidence, and thus it must be communities who are the primary agents of knowledge (Nelson 1990, 256).
Leaders of this powerful movement are called Inclusive Youth Leaders; "inclusive" because a leader can be anyone of any ability level, "youth" because they have the passion and enthusiasm only a young person can have, and "leaders" because they are the primary agents for positive social change within their communities.
It is assumed, therefore, that the jaws were the primary agents of prey apprehension, and would need to be lowered to ground level to procure food.
