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terminal end
terminal end

... ¾ Smallest carbohydrates are the trioses ¾There are two trioses: Glyceraldehyde and dihydroxyacetone ¾ Represent major classes of monosaccharides ¾ Glyceraldehyde is an aldehyde: Aldoses ¾ Dihydroxyacetone is a keton: Ketoses ¾ Tautomer structures ¾ Can interconvert through an instable intermediate: ...
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Midterm Outline

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12-4 Notes

... Chromosomal Mutations  Chromosomal mutations involve changes in the number or structure of chromosomes. ...
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4.1 HUMAN GENETIC DISEASES - e

... and it can be seen that in the case shown, all affected individuals have band 4, while none of the unaffected show this band. In this familly, persons with band 4 will develop the disease, while those without this marker band will not, within the error limits of the technique. Firstly, it should b ...
Agrobacterium tumefaciens
Agrobacterium tumefaciens

... In the "biolistic" (a cross between biology and ballistics )or "gene gun" method, microscopic gold beads are coated with the gene of interest and shot into the plant cell with a pulse of helium. Once inside the cell, the gene comes off the bead and integrates into the cell's genome. ...
18-2 Modern Evolutionary Classification
18-2 Modern Evolutionary Classification

... lineage but not in its older members are called derived characters. Derived characters are used to construct a cladogram, a diagram that shows the evolutionary relationship among a group of organisms. ...
Microbes from a Neanderthal Bone
Microbes from a Neanderthal Bone

... In 2006, a team working on sequencing Neanderthal genome published the first million nucleotides (letters) from the genome. Having this DNA information on hand, researchers noticed that only a small part of it was actually Neanderthal, and more than twice as much came from bacteria. Moreover nothing ...
blueprint_of_life_-_core_module_2_-_notes_ - HSC Guru
blueprint_of_life_-_core_module_2_-_notes_ - HSC Guru

... DNA replication begins when a region of double-stranded DNA unwinds to form two short lengths of singlestranded DNA. An enzyme called helicase causes the DNA helix to progressively unwind. Each of the single strands acts as a template for building a new complementary strand. Nucleotide building bloc ...
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Stem Cells, Cancer, and Human Health

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Remember, transcription copies the DNA into mRNA

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Protein Therapeutics

... The choice of cell type used depends upon the protein to be expressed. All require DNA to be cloned into the an appropriate vector. Advantages of bacterial cells simple physiology short generation times, as bacteria grow and multiply rapidly large yields of product - up to 10 % of mass (low cost) Wi ...
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Chapter 7

... used to locate at least two of the genes involved in familial Alzheimer’s. ...
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GENE REGULATION

...  Allows regulation of a group of genes with a common function ...
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There will be a total of 8 Quizzes of 10 points each.

... Hint: P1 is a virulent phage, where as lambda is a temperate phage. Both use E. coli as a host. ...
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Biology1FinalExam I F'04(2-3-4).doc

... 35. Which of these is found in RNA but NOT in DNA? a. adenine b. uracil c. thymine d. phosphate groups e. none of theabove 36.The process of copying genetic information from DNA to RNA is called a. translation. b. transformation. c. replication. d. transcription. e. polymerization. 37.What mRNA car ...
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... To show that the gene went where it was supposed to go, the researchers settled on one that would glow. The gene “is just a marker,” said Leslie Lyons, an assistant professor of population health and reproduction at the School of Veterinary Medicine at the University of California, Davis, who is fam ...
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What do I have to know to feel confident and prepared for the DNA

... The code that determines the version of an inherited trait for an organism is in the list of nitrogen bases that we call A, T, C, G (adenine, thymine, cytosine, guanine) 9. Would you expect all DNA, whether from a rose, a turtle, or a ballet dancer to be made from the same phosphate groups, deoxyrib ...
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... The vast majority of observed sequence differences between members of a population are neutral (or close to neutral). These differences can be fixed in the population through random genetic drift. Some mutations are strongly counter selected (this is why there are patterns of conserved residues). On ...
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4.3-4.4 Genetics and Biotechnology Study Guide File

... 4.3.3 State that some genes have more than two alleles (multiple alleles). 4.3.4 Describe ABO blood groups as an example of codominance and multiple alleles. Phenotype Genotype O ii A IAIA or IAi B IBIB or IBi AB IAIB 4.3.5 Explain how the sex chromosomes control gender by referring to the inheritan ...
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Mutations Notes Sheet

Deamination of 5-methylcytosine yields thymine
Deamination of 5-methylcytosine yields thymine

... 9. __C__ The first line of defense in correction of a mismatched base-pair that is formed during the course of DNA replication in E. coli is: ...
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ANSWERS Pitts` Biology 110 review: genetics 1

... 3a. Enzymes control the rates at which most chemical reactions occur in living cells. Generally, a reaction will not occur (or will not occur fast enough to produce a significant amount of the product) if an enzyme is not present to increase the speed of the reaction. 3b. Enzymes determine which che ...
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Ch. 8: Presentation Slides

... can jump from one position to another within a chrm, or from one DNA molecule to another • Bacterial TE’s often contain antibiotic resistance genes • They can jump into plasmids, and move with ‘em • The smallest and simplest are 1–3 kb in length and encode the transposase protein required for transp ...
Macromolecular Sequence Analysis Biological sequences
Macromolecular Sequence Analysis Biological sequences

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Artificial gene synthesis

Artificial gene synthesis is a method in synthetic biology that is used to create artificial genes in the laboratory. Currently based on solid-phase DNA synthesis, it differs from molecular cloning and polymerase chain reaction (PCR) in that the user does not have to begin with preexisting DNA sequences. Therefore, it is possible to make a completely synthetic double-stranded DNA molecule with no apparent limits on either nucleotide sequence or size. The method has been used to generate functional bacterial or yeast chromosomes containing approximately one million base pairs. Recent research also suggests the possibility of creating novel nucleobase pairs in addition to the two base pairs in nature, which could greatly expand the possibility of expanding the genetic code.Synthesis of the first complete gene, a yeast tRNA, was demonstrated by Har Gobind Khorana and coworkers in 1972. Synthesis of the first peptide- and protein-coding genes was performed in the laboratories of Herbert Boyer and Alexander Markham, respectively.Commercial gene synthesis services are now available from numerous companies worldwide, some of which have built their business model around this task. Current gene synthesis approaches are most often based on a combination of organic chemistry and molecular biological techniques and entire genes may be synthesized ""de novo"", without the need for precursor template DNA. Gene synthesis has become an important tool in many fields of recombinant DNA technology including heterologous gene expression, vaccine development, gene therapy and molecular engineering. The synthesis of nucleic acid sequences is often more economical than classical cloning and mutagenesis procedures.
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