Q. Name the amino acid, which exists in two non-superimposable mirror images of each other.

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Q. Which of these are rare amino acid in a protein?

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Q. In which amino acid Imidazole group, an aromatic ring found?

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Q. What is the maximum wavelength that Tryptophan and tyrosine absorb?

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Q. How is the secondary structure of a protein stabilized?

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Q. How many amino acid residues are there in per turn of α-helix?

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Q. What is the fundamental unit of collagen?

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Q. Name the vitamins which cause scurvy.

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Q. Arrange the following sequence of collagen synthesis in the correct order.

1) The entrance of polypeptide into the rough endoplasmic reticulum
2) Packaged in to transport vesicle
3) Hydroxylation of lysyl and prolyl residues
4) Formation of tropocollagen
5) Covalent cross-linking of tropocollagen
6) Collection of fibrils

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Q. Name the protein which is responsible for extensibility and elasticity of connective tissues.

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Q. Which of these type of curve shows the oxygen binding capacity of hemoglobin?

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Q. Oxygen affinity for hemoglobin is affected by Ph and this phenomenon is known as Bohr’s effect.

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Q. What is the function of myoglobin?

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Q. What is the name of protein which is found in nail, hair, and horns?

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Q. In which iron(Fe) state myoglobin binds to the oxygen?

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Q. What is the shape of the oxygen dissociation curve of myoglobin?

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Q. Which of these are the possible cause of sickle cell anemia with respect to hemoglobin?

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Q. Protein folding is a process in which a polypeptide folds in to ___________

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Q. Chaperones are the molecular protein which assists in proper protein folding or prevents them from aggregating.

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Q. Which of them contains all the information required to fold the polypeptide chain in its 3-D structure?

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