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chapter 24
chapter 24

... Each two carbon chunk is degraded into an acetyl-CoA unit, which enters the citric acid cycle. And, the length of the fatty acid determines the number of times the cycle repeats itself. ...
animations of selected figures
animations of selected figures

... marching along DNA single triggers endonucleolytic cut strand Final Products that can bind RecA and Nucleoprotein filament form a D-loop D-loop Holiday Structure synapses with new DNA ...
Genome & Protein “ Sequence Analysis Programs”
Genome & Protein “ Sequence Analysis Programs”

... EMBOSS programs manipulate, analyze, and display nucleic acid and protein sequences. Similar in functionality to the commercial GCG Wisconsin Software. ...
Eukaryotic Gene Control
Eukaryotic Gene Control

... Essential knowledge 3.B.1: Gene regulation results in differential gene expression, leading to cell specialization. c. In eukaryotes, gene expression is complex and control involves regulatory genes, regulatory elements and transcription factors that act in concert. 1. Transcription factors bind to ...
DNA Testing Procedures - American Hereford Association
DNA Testing Procedures - American Hereford Association

Aromatic Amino Acid Metabolism
Aromatic Amino Acid Metabolism

... General Principles • Amino acids are typically synthesized in "Families" from central metabolites • The stereospecific reaction for synthesis of L-amino acids is usually transamination of an αketo acid. • The benzene ring is synthesized from a linear poly-hydroxy chain by ring closure, followed by i ...
Blueprint of Life
Blueprint of Life

... 3. Using your knowledge of karyotypes, outline why it is said that the male determines the sex of all offspring. 4. Draw a diagram of a nucleotide and outline how each nucleotide may differ. 5. DNA is referred to as a double helix. Explain this term used to describe the structure of the molecule and ...
Organic Compounds
Organic Compounds

... Nucleic acids are another group of organic polymers that are essential for life. They control cell activities & reproduction. DNA or deoxyribonucleic acid codes & stores genetic information (genetic code) in the nuclei of cells. ...
Mapping of the RNA-binding domain of the alfalfa mosaic virus
Mapping of the RNA-binding domain of the alfalfa mosaic virus

... CaMV movement proteins are presumed to be relevant to the movement function because, upon binding, the nucleic acid molecule becomes elongated and 'shaped into a form suitable for transport through plasmodesmatal channels' (Citovsky et aL, 1992). However, binding of the RCNMV movement protein was sh ...
Chapter 3 The Molecules of Cells
Chapter 3 The Molecules of Cells

... 3.14 DNA and RNA are the two types of nucleic acids  The amino acid sequence of a polypeptide is programmed by a discrete unit of inheritance known as a gene.  Genes consist of DNA(deoxyribonucleic acid), a type of nucleic acid.  DNA is inherited from an organism’s parents.  DNA provides direct ...
rII
rII

... • genes that are closer together, have a higher probability of being co-transformed, – higher probability of being on same donor DNA, – lower chance of crossover event between genes, ...
Text S1.
Text S1.

... Motility assays, microscopy and quantification Motility assays were performed by determining the average number of body bends per minute in a three-minute interval for each animal as described [12]. For UNC-15 Paramyosin staining of L4/adult worms, we used a modified version of the FinneyRuvkun whol ...
SBI4U Translation
SBI4U Translation

... • The “charged” tRNA carrying the next amino acid in sequence enters the A site • Then the ribosome moves to the next codon and the “uncharged” tRNA is moved to the P site (the exception to this rule is the start tRNA with methionine that enters the P site directly) • A peptide bond forms between th ...
Click www.ondix.com to visit our student-to
Click www.ondix.com to visit our student-to

... This segment is "glued" into place using an enzyme called DNA ligase. The result is an edited, or recombinant, DNA molecule. When this recombinant plasmid DNA is inserted into E. coli, the cell will be able to process the instructions to assemble the amino acids for insulin production. More importa ...
Bio 3A Lab: DNA Isolation and the Polymerase Chain Reaction
Bio 3A Lab: DNA Isolation and the Polymerase Chain Reaction

... PCR amplification includes three main steps, denaturation step, an annealing step and an extension step (these steps are summarized in Figure 1). During denaturation, the reaction mixture is heated to 94°C for 1 minute, which results in the melting out or separation of the double-stranded DNA templa ...
An intron nucleotide sequence variant in a
An intron nucleotide sequence variant in a

... intron sequence variant is real and is not due to an artefact in the cloning or sequencing of the normal or thalassaemia genes. The second sequence difference is the insertion of an A residue 88 nucleotides beyond the polyadenylation site. Neither of these sequence changes lie within the recognition ...
Proceedings - Applied Reproductive Strategies in Beef Cattle
Proceedings - Applied Reproductive Strategies in Beef Cattle

... Thus, Animal “B” is expected to produce progeny that are 0.12 lbs. more tender than progeny from Animal “A”. This last step is unnecessary when comparing EPDs between animals, but becomes necessary when comparing MBVs. The categorical 1-10 or 1-5 scores are more difficult to interpret. At first gla ...
RNA Extraction SOP
RNA Extraction SOP

... 17. Place column in a new 1.5 ml collection tube. 18. To elute, add 50 µl of RNase-free water directly onto the RNeasy silica-gel membrane. 19. Close the tube gently, and centrifuge for 1 minute at 11,000 rpm. 20. If the expected RNA yield is >30 µg, repeat the elution in steps 18 and 19 with a seco ...
Chpt13_GeneticCode.doc
Chpt13_GeneticCode.doc

... the "language" of nucleic acids to that of proteins is the genetic code. Experiments testing the effects of frameshift mutations showed that the deletion or addition of 1 or 2 nucleotides caused a loss of function, whereas deletion or addition of 3 nucleotides allowed retention of considerable funct ...
Case Study Powerpoints - Westford Academy Ap Bio
Case Study Powerpoints - Westford Academy Ap Bio

... second complementary DNA strand to be incorporated into host’s DNA. When a person is infection with HIV host cells retain provirus in their own genome. Immune system cannot detect HIV in host cell and provirus cannot be removed from body as foreign. At any time provirus can produce more viral mRNA a ...
BIO 141 PTC DNA Fingerprint Analysis
BIO 141 PTC DNA Fingerprint Analysis

... Visualizing your DNA fingerprint: Are you a taster or a non-taster? The next step is to cut your DNA with Fnu4HI to determine if you are a taster or non-taster. If you are a non-taster, you will be missing the Fnu4HI restriction enzyme site located at nucleotide position 785 and the fragment of DNA ...
Cloning Restriction Fragments of Cellular DNA
Cloning Restriction Fragments of Cellular DNA

... readily available commercially. • In bacteria they act as part of a restriction/ modification system that protects the bacteria from infection by DNA viruses. ...
Eukaryotic Gene Control 14-15
Eukaryotic Gene Control 14-15

... 6 & 7. post-translation - protein processing - protein degradation ...
Introduction: As the building blocks of proteins, amino acids play a
Introduction: As the building blocks of proteins, amino acids play a

... 5. Add enough 0.5 N NaOH solution to the titration burette. It is recommended that you allow the first portion of NaOH solution to run through the burette to clear the bottom constriction from residual distilled water (Discard this volume). 6. Record the starting volume reading on the burette, and ...
recombinant DNA
recombinant DNA

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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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