1.Carbohydrates Consists of CnH2xOx • Include sugars • Classified into groups based on the number of carbon atoms per molecule. • Classes of Carbohydrates o Monosaccharides ▪ Simple sugars o Disaccharides ▪ Compound sugars o Polysaccharides ▪ Complex sugars a. Monosaccharides • Simple sugars • Contain about 3 to 6 carbon atoms per molecule o Trioses
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EXPERIMENT 1: Proteins -polypeptides compose of > 50 amino acids Functions 1. Enzymes or subunits of enzymes-enhancing the rates of reactions 2. Structural or Mechanical roles 3. Immune response roles 4. Storage and transport of substances 5. Source of amino acids for organisms that cannot synthesize amino acids naturally ISOLATION- disruption of cell membranes to release cell contents; separation for other contaminants 1. CENTRIFUGATION 2. SALTING OUT-water
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are present in a protein‚ in this case gluten. Introduction: Proteins are large biological molecules that are made up of amino acids. They serve as building blocks that form organic structures such as tendons‚ muscle‚ and cartilage. Enzymes - biological catalysts that allow important chemical reactions to occur in our body - are also made up of proteins. Thus‚ proteins play a fundamental role in the processes of life. [1] Protein purification is basically isolating a protein from complex mixtures
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Pre-Reading Notes (Very Short Introduction - Chapter 5; Fundamentals of Forensic Science – Chapter 11): • Red and white cell blood antigens are polymorphic: they exist in more than one form and everyone inherits one or more forms of each of them • A successful DNA profile makes it possible to reach a conclusion that a DNA sample came from a specific individual‚ giving law enforcement and forensic science a new‚ powerful identification tool that complements fingerprints and other methods of identification
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things maintain themselves c. Living things have the capacity to reproduce d. Living things are part of populations that remain constant from one generation to the next 2. The macromolecules made from carefully folded strings of amino acids are a. Proteins b. Carbohydrates c. Lipids d. Nucleic acid 3. One difference between prokaryotic and eukaryotic cells is a. Prokaryotic cells have a nucleus‚ whereas eukaryotic cell do not b. Eukaryotic cells have existed on earth far longer than prokaryotic cells
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UNIVERSITY OF MALAWI BUNDA COLLEGE FEEDS AND FEEDING (ANS 321) 2012 LECTURE NOTES. Raphael Woyera Banda (AGR/09/14)‚ Bunda College‚ P.O Box 219‚ Lilongwe. FEEDS AND FEEDING (ANS–321) - 2012. Animals are kept for a purpose and must benefit the one keeping them. The benefit may be; - The animal itself (draft‚ entertainment and prestige) or - The products from the animals for instance milk‚ meat or hides. Animal husbandly involves; - Animal health‚ - Animal breeding
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of the isomerase domain from a spliceosome-correlated cyclophilin‚ PPWD1 which is known as peptidylprolyl isomerase domain and WD repeat containing 1 or peptidylprolyl isomerase containing WD40 repeat‚ has been solved to 1.65 A ˚. PPWD1 acts as a protein-coding gene and its related pathways are mRNA splicing. An important paralog of this gene is PPIL2. This polypeptide encodes an N-terminal WD40 repeat domain as well as a C-terminal domain homologous to Cyps. PPWD1 was previously
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Mitochondria - Take in glucose via proteins that pass the plasma membrane and after it journey through the cytoskeleton to the mitochondria inside the cytoplasm. Endoplasmic Reticulum - Both ER types are covered in making essential cellular segments. For the most part in charge of the combination and handling of proteins that are either emitted from the cell or that end up stuck in the plasma film. The lipids made in the SER are joined with phosphorous to make phospholipids‚ the most inexhaustible
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called the perinuclear space. The nucleus contains the cell’s DNA. This complex molecule carries the information‚ which the cell needs to divide and carry out all its cellular processes. Inside eukaryotic cells‚ the DNA is associated with histone proteins‚ and is called chromatin. When the DNA is transcribed into RNA the structure of the chromatin changes to allow the RNA polymerase enzyme to access the DNA strand. When the cell divides to form new cells‚ the chromosomes coil up more tightly than
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The different cell membrane transport mechanisms The cell membrane is referred to as a ‘fluid mosaic model’ because the protein part within the cell membrane used to be though of as an even layer spread over the outside and the inside of the phospholipid. Now we are starting to think that it is spread unevenly‚ more like a mosaic than a layer. The phospholipid part of the cell membrane is fluid; this means that its molecules are constantly moving about. Through the molecules constantly moving
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