The most common nucleic acids are deoxyribonucleic acid dna and ribonucleic acid rna. Gquadruplexes and their regulatory roles in biology. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. Coordination of growth and development 5 major classes of hormones. What is nucleic acid and its historical perspective u initially, nucleic acid was known by the term nuclein by friedrich miescher, a 25year old swiss chemist, isolated nuclei from pus cells white blood corpuscles and found that they contained a unknown phosphaterich substance, which he named nuclein. Historic resume friedrich miescher in 1869 isolated what he called nuclein from the nuclei of pus cells nuclein was shown to have acidic properties, hence it became called nucleic acid. An amino acid contains both a carboxylic group and an amino group.
New textbooks at all levels of chemistry appear with great regularity. The 4th type of macromolecules the chemical link between generations the source of genetic information in chromosomes what do they do. Dna contains two purine bases adenine and guanine and two pyrimidine bases cytosine and thymine. Uridylic acid cmp cytidylic acid gmp guanylic acid amp adenylic acid nucleoside monophosphate gdp cdp udp nucleoside adp diphosphate nucleoside atp gtp ctp utp triphosphate dtmpthymidylic acid dtdp dttp dcmp dcdp dctp dgmp dgdp dgtp damp dadp datp deoxynucleoside monodiand triphosphates. Recommendations for the presentation of nmr structures of proteins and nucleic acids recommendations 1998 abstract. Dec, 20 this website and its content is subject to our terms and conditions.
The term nucleic acid is the overall name for dna and rna. Any of a class of large molecules that are polymers of nucleotides and are found in all living organisms and viruses. Chemistry powerpoint presentations free to download. A nucleic acid is a polymer in which the monomer units are nucleotides. You will be redirected to the full text document in the repository in a few seconds, if not click here. Proteins and nucleic acids biology powerpoint lesson. Nucleotides and nucleic acids chapter 8 lehninger 5th ed. Since then numerous biochemical and structural analyses have established that nucleic acid sequences, both dna and rna, containing runs of guanines gtracts separated by other bases spontaneously fold into gquadruplex structures in vitro. Each nucleotide is put together from three building blocks. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. Bun is used clinically to determine or follow various disease states table, below, as well as to determine the extent of the disease state, i. Drug delivery systems based on nucleic acid nanostructures. Chapter 2 structures of nucleic acids dna and rna are both nucleic acids, which are the polymeric acids isolated from the nucleus of cells.
Ppt chapter 28 nucleosides, nucleotides, and nucleic acids. Phosphate group provides strong negative charge to the nucleic acid. Structural properties of nucleic acid building blocks function of dna and rna dna and rna are chainlike macromolecules that function in the storage and transfer of genetic information. This is a podcast on the cell nucleus and nucleic acid. Dictate amino acid sequence in proteins give information to chromosomes, which is then passed from parent to offspring what are they made of. Nucleotides energy rich compounds chemical signals enzyme cofactors nucleic acids dna and rna polymers of nucleotides 3 components nitrogenous base ribose or deoxyribose phosphate bases ribose carbons numbered. Each repeating unit in a nucleic acid polymer comprises three units linked togethera phosphate group, a sugar, and one of the four bases. Dna and rna can be represented as simple strings of letters, where each letter corresponds to a particular nucleotide, the monomeric component of the nucleic acid polymers. Acid rains spread and damage involves weather, chemistry. We now know that nucleic acids are found throughout a cell, not just in the nucleus, the name nucleic acid is still used for such materials. Nucleic acid definition of nucleic acid by the free dictionary. Within the structure of the nucleic acid, a nitrogen base is linked to sugar to form nucleoside.
Ppt nucleic acid powerpoint presentation free to view. It is common for nucleic acid samples to be contaminated with other molecules i. Ethanol production by selected intestinal microorganisms and. They are composed of nucleotides, which are the monomers made of three components. Nucleic acids are polymers that consist of nucleotide residues. At the same time some of these nanosystems are characterized by a low toxicity profile. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Polar atoms in the ring or attached to the ring are capable of creating hydrogen bonds with polar atoms of other bases. Every alpha amino acid has a carbon atom, called an alpha carbon, c bonded to a carboxylic acid, cooh group. The secondary benefit of using spectrophotometric analysis for nucleic acid quantitation is the ability to determine sample purity using the 260 nm. Identification of microbial pathogens using nucleic acid sequencing by peter c. This lesson package includes the lesson student and teacher versions of the power point, 3 videos embedded into the power point, 2 animations embedded and a student lesson handout as a word document. In biochemistry these molecules carry genetic information or form structures within cells.
The circumstantial evidence nucleic acid structure nucleotide structure ribose is a. Download this books into available format unlimited. Stephen neidle, in principles of nucleic acid structure, 2008. Know the three chemical components of a nucleotide. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Nnuucclleeiicc aacciiddss nucleic acids are molecules that store information for cellular growth and reproduction there are two types of nucleic acids. The building blocks of gquadruplexes are gquartets that are formed through a cyclic hoogsten hydrogen. Iwen, phd, associate director, nphl for more than 100 years, robert kochs postulate that required in part the cultivation of a pathogen to show a diseasepathogen relationship, was seldom questioned and was considered the basic standard used in clinical diagnostics. Nucleic acids questions and study guide quizlet flashcards. Nucleic acid structure is often divided into four different levels.
The recommendations presented here are designed to support easier com munication of nmr data and nmr structures of proteins and nucleic acids through unified nomenclature and reporting standards. Urea is primarily excreted in urine, although a small amount is excreted in sweat. The bond between phosphate and deoxyribose sugar is phosphodiester bond. Chapter 2 structures of nucleic acids nucleic acids. Nucleic acids are the biopolymers, or small biomolecules, essential to all known forms of life. Identify phosphoester bonding patterns and nglycosidic bonds within nucleotides. Some fields like basic biochemistry, organic reaction mechanisms, and chemical ther modynamics are well represented by many exce. Tes global ltd is registered in england company no 02017289 with its registered office at 26 red lion square london wc1r 4hq. Identification of microbial pathogens using nucleic acid. To save files you might have to right click with the mouse and select save target as and save to disk.
Tertiary structure formation of polynucleotide chain by the polymerization of nucleotides of different types. Nucleic acid structure refers to the structure of nucleic acids such as dna and rna. Nucleic acids ppt free download as powerpoint presentation. The curriculum is presented as nine modules, with introductory and other materials, in powerpoint ppt and pdf file formats.
Nucleic acid is composed of individual acid units termed nucleotides. Mario, rmt, ms while transfer t rna molecules have many features in common, the primary feature that sets them apart is their specificity for different amino acids and the corresponding specific differences of their anticodons. Deoxyribonucleotides series deoxyguanosine 3deoxyguanylic acid 5 deoxyguanylic acid 5dgdp 5dgtp 3dgmp 5dgmp tertiary structure. Nucleotides and nucleic acids brief history1 1869 miescher isolated nuclein from soiled bandages 1902 garrod studied rare genetic disorder. Amino acids that have an amino group bonded directly to the alphacarbon are referred to as alpha amino acids. As a consequence, the use of these architectures in a biomedical context has been explored. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. The nucleic acids a nucleic acid is a macromolecule composed of chains of monomeric nucleotides. Powerpoint presentations on a huge range of chemistry topics.