Sentence examples for bases are changed from inspiring English sources

Occasionally, bases are changed in a way that increases the survival or reproductive success of their carrier: such mutations are the basis of adaptation by natural selection.

We constructed a "pure" ERE1 ½ site by site-directed mutagenesis (referred to as "puERE", where the remaining consensus ERE bases were changed -TcACt to Tcctt- see Table S1 and Figure 1B).

Mutations in which one base is changed are called point mutations for example, substitution of the nucleotide pair AT by GC, CG, or TA.

We then attempted to co-crystallize these proteins with a modified dHax3 box element whose 7th base is changed from A to G. Four complex structures were determined at high resolutions (Fig. 3C, Table S3).

If the quality was less than 20, the corresponding base was changed to "N".

When the 3′-next flanking base was changed from T to A (5′-CCATC G*C A ACC-3′), the B conformation was adopted exclusively.

Assume the probability of a sequencing error per base is e and the probabilities that the erroneous base is changed to each other nucleotide are the same, i.e. 1/3.

Before this file was used, however, the UniGene Cluster IDs were updated (Build 180 released January 20 , 2005 and the logarithm base was changed from ten to two to make it compatible with the other datasets.

HRC chip offsets are changed based on the LETG analysis.

(b) Relative weights are changed based on the detected state.

"Sometimes your plans for the future are changed based on circumstances," Farley said.