General characteristic, Classification and Distribution of Proteins
Right-handed α-helix is more stable than:
Left handed α-helix
β-sheets
ω-Helix
β-Helix
Left handed α-helix
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Linear structure of amino acids that forms backbone of polypeptides is called as:A. Secondary structure
B. Tertiary structure
C. Quaternary structure
D. All of above
Nucleoproteins’ are also called as:
A. Genetic proteins
B. Contractile protein
C. Transport protein
D. Glycoproteins
α-helix is stabilized, by extensive:
A. Covalent bonding
B. Mutual sharing
C. Hydrogen bonding
D. Metalic bonding
Most abundant organic molecule of living system, termed as:
A. Lipid
B. Protein
C. Carbohydrate
D. Fats
Prolamines’ are soluble in:
A. Water
B. Acid
C. alcohol
D. All of above
A special group that is present in cysteine is:
A. Disulfide
B. Sulfhydryl
C. Amide
D. Goitre
Proteins are polymer of:
A. Amino acid
B. L-α amino acids
C. Protein subunits
D. Folic acids
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