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18 Cards in this Set
- Front
- Back
Protein: Made of..... atoms e.g proteins contain... |
C. arbon ,H. ydrogen ,N. itrogen ,O. xygen atoms |
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Protein: Only used in the cell |
During starvation |
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Protein: Can be found as part of the |
Cell membrane |
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Protein: Used for |
Building e.g muscle |
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Protein is found in |
Animal products |
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Protein is made up of |
Amino Acids |
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Proteins |
Are large molecules built of sub-units called amino acids |
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Peptide |
Is a compound consisting of 2 or more amino acids linked in a chain. |
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Polypeptide |
Is a long chain of amino acids joined together by peptide bonds. (between two amino acids) |
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Structure of Protein |
4 levels of structure: Primary Secondary Tertiary Quaternary |
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Primary structure of proteins |
Describes the linear sequence of Amino acids, linked together by peptide bonds. |
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Secondary structure of proteins |
Describes how the linear sequence folds upon itself. Is determined by backbone sequences. Alpha helix: wrapping around each other Beta sheet: Zig Zag pattern Both stabalized by hydrogen bonds |
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Tertiary structure of proteins |
Refers to a higher order of folding within a polypeptide chain. Interactions between other polypeptides. Stabalized by hydrogen bonds. 3D structure. |
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Quartenary structure of proteins |
Describes the bonding between multiple polypeptides. |
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There are _____ different types of Amino acids that humans use. |
20 |
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Essential Amino Acids |
These are amino acids that are essential to the body but cannot be made in the body. There are 9 of them. We must get these 9 from our diet. |
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Words ending with 'ase' |
Are Enzymes |
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Enzymes |
Are one of the most important groups of proteins |