Sentence examples for dna could not from inspiring English sources
She at first argued strenuously that DNA could not be a helix, or spirally shaped, and then, after finding that it existed in two forms, that one form was helical and the other not.
Samples of DNA could not be retrieved and "it remains unclear whether the person concerned put on the mask in a reflex or that it was done on the ground after the passenger's death".
That is partly because while the court held that isolated DNA could not be patented because it is a natural product, it did allow patenting of a more synthetic form of DNA that is more commercially valuable.
Although Dr. Franklin had insisted that these data proved DNA could not be a helix, Mr. Crick understood that they proved the opposite and that the two chains were antiparallel, in other words that the head of one was always laid against the tail of the other.
The decision tracked the position of the Obama administration, which had urged the justices to rule that isolated DNA could not be patented, but that synthetic DNA created in the laboratory — complementary DNA, or cDNA — should be protected under the patent laws.
Short DNA could not be amplified efficiently by these methods.
However, the cff DNA in a high background of maternal DNA could not be easily detected.
In the morphological similar SCLC, MCPyV-DNA could not be detected which either suggests a different oncogenic pathway or the existence of yet unidentified MCPyV genotypes.
We hypothesize that T-DNA may move towards the nucleus in a high speed that T-DNA could not be detected in the cytoplasm by FISH.
Most of the lines investigated showed either wild-type mRNA levels, indicating that expression of the corresponding FAF gene was unaltered in these lines or the presence of the T-DNA could not be confirmed or the lines were not available from the stock centre.
The result demonstrated that the strategy of co-analysis of miRNAs/DNA could not only identify the body fluid, but also obtain a STR profile for the same sample.
