WebbAn example of the primary structure of proteins showing the three-letter abbreviation of specific amino acids Secondary The secondary structure of a protein occurs when the … WebbProteins come in many different shapes and sizes. Some are globular (roughly spherical) in shape, whereas others form long, thin fibers. For example, the hemoglobin protein that carries oxygen in the blood is a …
Structure Of Proteins Primary, Secondary Types Summary - A Level Bi…
WebbProteins have a variety of function in cells. Major functions include acting as enzymes, receptors, transport molecules, regulatory proteins for gene expression, and so on. Enzymes are biological catalysts that speed up a chemical reaction without being permanently altered. WebbAn example of a substitution mutation Inversion within a gene section Usually occurs during crossing-over in meiosis The DNA of a single gene is cut in two places The cut portion is inverted 180° then rejoined to the same place within the gene The result is a large section of the gene is 'backwards' and therefore multiple amino acids are affected start command in cobol
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Webb23 jan. 2024 · A single protein molecule may contain one or more of these protein structure levels and the structure and intricacy of a protein determine its function. Collagen, for example, has a super-coiled helical shape that is long, stringy, strong, and rope-like—collagen is great for providing support. Webb2 feb. 2013 · Examples of fibrous proteins: Keratin makes up hair, nails, horns and feathers (it is a very tough fibrous protein) Elastin is found in connective tissue, tendons, skin and … WebbExamples include digestive enzymes such as amylase, pepsin, and lipase which break down starch, protein, and fats respectively. Transport proteins. Due to their soluble … peter thisted