true or false proteins are made of amino acids?
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A:There are 20 amino acids that our bodies use in various combinations to make our proteins. Amino acids are the building blocks that make up proteins. Amino acids that cannot be made by our bodies are called essential amino acids. These amino acids must be consumed in our diets.
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Life on Earth is complex and varied, but every living organism on the planet builds its proteins from the same set of 20 amino acids. All proteins in a human body, for example, are made up of some combination of the 20 common amino acids.
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Both animal and plant proteins are made up of about 20 common amino acids. The proportion of these amino acids varies as a characteristic of a given protein, but all food proteins—with the exception of gelatin—contain some of each.
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Not all proteins are created equal. In fact, there are two main factors that determine the quality of a protein. These are the amino acid composition and how effectively you digest and absorb a particular protein.
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They consist of long chains of amino acids, which are bonded together by peptide linkages and thus called polypeptides. There are about 20 amino acids, and the atoms most prevalent in these are carbon, hydrogen, oxygen, nitrogen, and sulfur. Each amino acid contains a carboxylic acid end and an amino end.
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Amino acids become proteins when 50 or more are bonded together in a chain. All the millions of different proteins in living things are formed by the bonding of only 20 amino acids.
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Milk is made of two proteins, casein and whey. Whey protein can be separated from the casein in milk or formed as a by-product of cheese making. Whey protein is considered a complete protein as it contains all 9 essential amino acids. It is low in lactose content.
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Animal products, such as chicken, eggs, dairy, and seafood, tend to be complete proteins made up of all nine essential amino acids, but there are a number of complete proteins that are plant-based as well, including quinoa, buckwheat, and soy.
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Proteins and Nucleic Acids. Protein is a molecule made up of polypeptides. It is a class of biological molecule consisting of chains of amino acids called polypeptides. Nucleic acid is a class of macromolecules made up of long chain of polynucleotide that includes deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).
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Proteins are made of carbon, hydrogen, oxygen, and nitrogen (CHON). Nucleic acids such as DNA and RNA contain carbon, hydrogen, oxygen, nitrogen, and phosphorus (CHON P).
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Proteins consist of units called amino acids, strung together in complex formations. Because proteins are complex molecules, the body takes longer to break them down. As a result, they are a much slower and longer-lasting source of energy than carbohydrates. There are 20 amino acids.
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Amino Acids. -The building blocks of proteins. Each amino acid has an amine group at one end and an acid group at the other, and a distinctive side chain. There are about 20 different amino acids that make up most of the proteins. You just studied 19 terms!
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There are 20 different amino acids which make up proteins. Each amino acid consists of a central carbon. The central carbon is bonded to an amine group ( NH2 ), a carboxyl group (COOH), a hydrogen atom and an R group.
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Amino Acids: The Body's Building Blocks of Protein. Most people have heard the statistic that their bodies are 60 percent water; however, did you also know that 20 percent of your body is made of protein? Proteins are like the construction crew in your body.
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Proteins are built from a basic set of 20 amino acids, but there are only four bases. Simple calculations show that a minimum of three bases is required to encode at least 20 amino acids. Genetic experiments showed that an amino acid is in fact encoded by a group of three bases, or codon.
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Amino acids are the building blocks of proteins. Another way of thinking of this is to compare amino acids to the beads of a necklace. Without the string to hold them together, they are just beads. The amino acids in formula are different from amino acids in food because they are already broken down.
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Proteins. Proteins, among the most complex of all organic compounds, are composed of amino acids (see Figure 2-4), which contain carbon, hydrogen, oxygen, and nitrogen atoms. Certain amino acids also have sulfur atoms, phosphorus, or other trace elements such as iron or copper.