Sentence examples for maintained for millions from inspiring English sources

Although tessellated cartilage is a defining feature of this group of fishes and has been maintained for millions of years, the significance of this skeletal tissue type — particularly from a mechanical perspective — is unknown.

It estimates the probability that an ORF is maintained for millions of years of evolution.

Therefore these 10 ancient polymorphisms were maintained for millions of years.

Under balancing selection, MHC alleles can be maintained for millions of years; they are passed from ancestral to descendant species such that closely related species with a relatively recent common ancestor present identical or similar alleles.

For example, although the variants in the MHC have been maintained for millions of years in mammals (and other vertebrates), MHC variability is greatly decreased in species that have experienced strong, recent bottlenecks 29.

In the most extreme case of nonprocessivity, EFL would not have been subject to HGT at all, would have been present in the eukaryotic ancestor, and then all three genes would have been maintained for millions of years before the divergence of all modern EFL-encoding groups of organisms.

Such differences in average costs between genders are maintained for percentiles 25th, 50th and 75th.

The Portuguese maintained an export of slaves from Agadir, an Atlantic port, which they maintained for most of the early 16th century.

*regular discharge = when target weight (between the 15 and 20th BMI percentiles) was maintained for two weeks.

After the 35th cycle, the extension step is maintained for 5 min to ensure that the single strand of DNA has become a double strand.

An outbred laboratory population of Canton-S flies, which had been maintained for several years in population cages to maintain a high effective population size (Ne ), was fed geldanamycin as 2nd or 3rd instar larvae.