We all know the minerals that the body requires? Proteins? Do you have any idea of this, the general classes of the molecules? Can you explain them in depth? Well here is information to get you started. Proteins Proteins are large molecules consisting of one or more chains of amino acids. Like carbohydrates they consist of carbon, oxygen, and hydrogen, but with additional of nitrogen. Proteins are essential because they are used to build the body. Proteins are the chief actors within the cell, carrying out many duties including growth, development and repair.Proteins are the building blocks of life. Animal flesh and leguminous seeds contains large amounts of protein. We can get protein from meat, fish,milk, eggs and beans. There are two general classes of protein molecules i. Globular proteins. Hemoglobin and enzymes are examples of globular proteins.Hemoglobin, found in red blood cells contains iron that binds oxygen molecules. It helps in transporting materials though blood vessels. ii. Fibrous proteins are typically elongated and insoluble proteins. Examples are collagen and keratin. Collagen is the main protein in connective tissues in animals and mammals.Keratin is strengthens skin, hair and nail.
Posted on: Fri, 30 Aug 2013 08:26:27 +0000
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