Monogamy isn't the only "proper" way to be in a relationship, and he says it's time that society finds "multiple forms of acceptable sexual relationship types -- including sexually open relationships -- that coexist without hierarchy or hegemony".
When you view a map of the world, each country is defined by its physical borders, which basically subdivide the entire planet into independent states that coexist with one another in a variety of relationships, from peaceful to aggressively hostile.
Mammals, including humans, coexist with intestinal microbes in a relationship that includes elements of commensalism, symbiosis, and pathogenesis, and microbiota strongly influences host metabolism (Delzenne et al., 2011; Nicholson et al., 2012).
Recent studies show that the cooperative and competitive relationships between microbes coexist in complicated ecological communities [ 8, 22, 23].
However, little is known about the relationships among outcrossing rate, genetic diversity, and differentiation of weedy species that coexist with their conspecific crops, from which gene flow and introgression are frequently detected [19] [21].
Quite uniquely, we analyze the dynamics among multiple blocks that coexist in the same firm.
Consequently, the variety of species that can coexist locally declines.
These approaches represent two paradigms that must coexist but can also compete.
Is this a trend that will coexist with the rising influence of digital technologies?
Hypertension and dyslipidemia are conditions that frequently coexist.
