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Proteins
Proteins are polymers of amino acids. Each protein is a linear, unbranched, polypeptide molecule. The order in which amino acids occur is specific for each polypeptide. The protein molecules are very large and highly complex macromolecules. Insulin (hum..
Proteins
Proteins - Proteins, which constitute about 10 to 12% of the cell contents, are macromolecules having a significant role in the metabolism of a cell. Proteins are polymers of amino acids. Each protein is a linear, unbranched, polypeptide molecule. The order i..
Proteins - Introduction
Proteins are the high molecular mass complex biopolymers of amino acids and organic compounds that are most important to life. They are essential for growth and maintenance of life. They are high molecular weight, nitrogen rich substances that are present all liv..
Proteins - Introduction
Proteins are the high molecular mass complex biopolymers of amino acids and organic compounds that are most important to life. They are essential for growth and maintenance of life. They are high molecular weight, nitrogen rich substances that are present all living ce..
Mechanism of Protein Synthesis
The events in protein synthesis are better known in bacteria than in eukaryotes. Although these are thought to be similar in the two groups there are some differences. The following description refers mainly to protein synthesis in bacteria on the 70S ribosome. Protein..
Action of Pepsin on Proteins
="left"> HCl does not digest proteins. C Pepsin + HCl Suspension becomes clear, Pepsin acts in acidic conditions. D Pepsin + Sodium bicarbonate (alkaline) No change Pepsin does not act in alkaline conditions. E Previously boiled pepsin + HCl No change Pepsin is denatured by high..
Action of Pepsin on Proteins
Boil egg white in distilled water till a cloudy suspension is obtained. Cool it and divide the mixture into five equal portions in separate test tubes. Label them A to E. Add different substances to each of the five tubes as shown in the table below and explain the observations: Test-tube Ad..
High Yielding Varieties / Hybrids
. Some early maturing hybrids with high yielding qualities are Vivek - 9, Pusa early hybrid Makka - 3, JH 3459, KHMH - 175, Kohinoor and Aravalli Mekka - 1. High protein hybrids like Shaktiman - 1 and Shaktiman - 2 are also released. They are useful for baby food indus..
Gastric Juice
It is secreted by the secretory glands of the stomach wall. It is highly acidic as it contains hydrochloric acid (HCl). It also contains enzymes like pepsin and renin. Both act on proteins. However, renin is present only in young children. It digests the milk proteins..
Fish Farming
This includes inland and marine fisheries, aquaculture and pisiculture. Fish is a source of high quality animal protein and a rich source of minerals like calcium, phosphorus and iron. India abounds in fish, both fresh water and mari..
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