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in Silico Primer Design and Simulation for Targeted
in Silico Primer Design and Simulation for Targeted

... n Primer3 used to create primers using PCR. n The primers then need to be validated. Validation is performed by simulation, alignment and re-assembly. ...
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Stain Chemistry and Technology

... staining is a simple nuclear stain and a counterstain.  In most staining protocols, lowest molecular weight dyes are applied first (e.g. haematoxylin), differentiated, and then larger counterstains are applied.  “Haematoxylin” is a mordant (metal complexing) dye; the cationic / basic dye-metal com ...
PCR (Polymerase Chain Reaction)
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... molecular biology, allowing analysis of genes at the nucleotide level. For this reason, this tool has been applied to many areas of research. For example, PCR requires first knowing the flanking sequences of this piece. Another important use of DNA sequencing is identifying restriction sites in plas ...
UNIT SIX: MOLECULAR GENETICS AND BIOTECHNOLOGY
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... A. Genetic material held in the molecules of DNA ultimately determines an organism’s traits. 1. DNA achieves this control by making all the proteins for an organism. a. Remember enzymes are proteins and these control the chemical reactions needed for life. . B. Review structure of DNA 1. made of str ...
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... •  Nirenberg and Leder cracked the entire code except STOP codons in 1964 •  They showed that a synthetic RNA corresponding to a single codon (trinucleotide) could direct the binding of specific aminoacyl-tRNAs to ribosomes in vitro •  By using 14C-labelled amino acids with all possible trinucleotid ...
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... composed of DNA (or RNA) inside a protein coat/shell called a capsid. It was also known that viruses replicate by taking over the host cell metabolic functions to make more virus. We are used to thinking and talking about viruses, which invade our bodies and make us sick, but there are other, differ ...
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Nucleic acid analogue



Nucleic acid analogues are compounds which are analogous (structurally similar) to naturally occurring RNA and DNA, used in medicine and in molecular biology research.Nucleic acids are chains of nucleotides, which are composed of three parts: a phosphate backbone, a pucker-shaped pentose sugar, either ribose or deoxyribose, and one of four nucleobases.An analogue may have any of these altered. Typically the analogue nucleobases confer, among other things, different base pairing and base stacking properties. Examples include universal bases, which can pair with all four canonical bases, and phosphate-sugar backbone analogues such as PNA, which affect the properties of the chain (PNA can even form a triple helix).Nucleic acid analogues are also called Xeno Nucleic Acid and represent one of the main pillars of xenobiology, the design of new-to-nature forms of life based on alternative biochemistries.Artificial nucleic acids include peptide nucleic acid (PNA), Morpholino and locked nucleic acid (LNA), as well as glycol nucleic acid (GNA) and threose nucleic acid (TNA). Each of these is distinguished from naturally occurring DNA or RNA by changes to the backbone of the molecule.In May 2014, researchers announced that they had successfully introduced two new artificial nucleotides into bacterial DNA, and by including individual artificial nucleotides in the culture media, were able to passage the bacteria 24 times; they did not create mRNA or proteins able to use the artificial nucleotides. The artificial nucleotides featured 2 fused aromatic rings.
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