Sentence examples for need a substitution from inspiring English sources

By comparing the two characters position-wise, we need a substitution s1 on the external branch leading to taxon 1 to convert G into A at the first position.

Similarly, we need a substitution s1 on the external branch leading to taxon 2, and a substitution s2 on every external branch leading to taxa 3, 4, and 5. Thus, the operation s:=(s1 s1 s2 s2 s2) transfers the character GTAGA into the character ACCTC.

Now, instead of using ΣK3ST we use the permutations from the cyclic group Σ Z 4. In this setting, we need a substitution s ′ 3 (blue in Figure 3a ) on the external edge leading to taxon 1 to convert G into A at the first position, and so on.

The problem is that you need a number of substitutions in order to get good statistical resolution between Ka and Ks but not so many as to saturate Ks.

As biomaterials for meniscal substitution need a stable and intact rim of the native meniscus, allogenic meniscal transplantation is actually the only biologic treatment option available for totally meniscectomized knee joints (Lubowitz et al. [2007]).

Since the quadratic variation of a mixed-fractional Brownian motion does not exist when (0< Hneed to find a substitution tool.

We compare two sequences/genomes s and t of symbols/genes which are themselves sequences of amino acids and we need to define a substitution score π between genes (actually this is only required between the genes of the first genome and the genes of the second one).

The increasingly vexed issue of substitutions also needs a degree of reappraisal, at least until England's bench pick up the baton with a greater flourish.

So, midway through their eight-week season, we parents were amazed that some of the pink-faced children did not raise their hands when the coach, looking to make substitutions, asked who needed a break.

Thus, under the Σ c group we need one substitution more than under the ΣK3ST group (cf. Example 3).

For severe cases, patients need surgery by substitution with performance tissue engineering scaffolds.