Sentence examples for arises only once from inspiring English sources

In other words, on the time scale of a selective event, the beneficial single-nucleotide variant (SNV) arises only once.

Each gene type arises only once, and is given a unique integer label to distinguish it from previous types.

This asexuality seems to have arisen only once, yet biology recognises about 380 species of bdelloid.

But Mr. Urofsky generally plays down the role anti-Semitism played in the hearings, where the subject of Brandeis's religion arose only once, and in Brandeis's career generally.

On this hypothesis, the code arose only once, and the coincidence is due to common descent.

The increase in interconnected and interdependent systems aboard modern naval vessels has significantly increased their complexity, making them more vulnerable to cascading failures and emergent behavior that arise only once the system is complete and in operation.

The presence of bracts on the lower part of the inflorescence axis is inferred to have arisen only once in Cayratia, but this character evolved several times in Tetrastigma.

Whether these mutations have arisen only once and are spreading throughout the species distribution or if multiple independent mutation events have occurred, remains to be understood.

The Ser variant of the protein is derived from an ancestral Cys variant, it appears to have arisen only once, and it has become broadly established throughout the animal's extensive geographic range.

The negibacterial double envelope is so complex that it must have arisen only once.

Implementation issues like these are likely to arise only once monitoring begins and may also appear over time, requiring subsequent intervention or changes in protocol to address them.