Example sentences for: introns

How can you use “introns” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • Initially, a limited amount of sequence and comparative structure information was available online for our 16S (and 16S-like) [ 46 47 ] and 23S (and 23S-like) ribosomal RNAs [ 48 49 50 51 52 ] and the group I introns [ 33 ] . In parallel, two other groups have been providing various forms of ribosomal RNA sequence and structure data (the RDP/RDP II [ 53 54 ] and Belgium (5S/5.

  • In exon 21 the reverse primer is located in the 3' noncoding region, in all other cases the primers are located at introns flanking each exon.

  • In the case of β-thymosin, a sequence signature also has been argued to support a grouping of Drosophila and Caenorhabditis [ 12 ] . However, it is a gene family known to have paralogs within animals, the position of introns differs between sequences from the two species, and only four other metazoan taxa were surveyed.

  • The existence and locations of all of the other introns are variable, but some of them are characteristic of specific clades.

  • For example, of the 116 introns (as of December 2001) at position 516 in 16S rRNA, 55 of them are in the IC1 subgroup (H-3E.


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