Sentence examples for difficult evolutionary from inspiring English sources

One can therefore readily imagine that a transition from a primarily bark- and phloem-based diet to a nutritional dependence on fungi is not a particularly difficult evolutionary event.

Adaptive radiations are difficult evolutionary scenarios to evaluate because phylogenetic lineages may be so recently separated that each species' alleles have not coalesced since the time of speciation [ 40].

Timescales are difficult in evolutionary models of stars.

But while the unusual flowers of these species have excited plant lovers for centuries, they have also made it difficult for evolutionary biologists to place them in the plant family tree and identify their closest relatives.

That's made life difficult for evolutionary biologists.

This abundance of metal makes estimating the star's age and mass difficult, as evolutionary models are less well defined for such stars.

This is, however, more difficult for evolutionary changes in the genetic composition of populations that occurred over decades and impossible for changes in phenotypic composition.

This can be especially difficult for evolutionary explanations because some are intuitively attractive, others are hard to recognize, and multiple answers can be correct.

However, this rapid radiation has made it difficult to infer evolutionary relationships and patterns when including living taxa only.

Even if the reality is slightly less fantastical, it's not too difficult, from an evolutionary standpoint, to understand why this might be.

As a consequence, the handling of equality constraints has long been a difficult issue for evolutionary optimization methods.