Which of the following is NOT a characteristic of the peptide bond linking amino acids in proteins?
Partial double bond character
Planar structure
Free rotation around the C-N bond
Trans configuration
Related Questions
Nucleotides in a DNA strand are linked by:
Hydrogen bonds
Peptide bonds
Phosphodiester bonds
Glycosidic bonds
The bond linking glucose monomers in cellulose is a:
α-1,4-glycosidic bond
β-1,4-glycosidic bond
Peptide bond
Ester bond
The hydrolysis of which bond would yield a mixture of amino acids?
Glycosidic bond
Ester bond
Peptide bond
Hydrogen bond
In proteins, amino acids are linked together by:
Glycosidic linkages
Peptide bonds
Hydrogen bonds
Ester linkages
Inulin, a storage polysaccharide found in some plants, is composed of fructose monomers linked primarily by which type of bond?
α-1,4-glycosidic bonds
β-2,1-glycosidic bonds
α-1,6-glycosidic bonds
β-1,4-glycosidic bonds
Water molecules are connected by
Van der Waal’s force
Covalent bond
H-bond
Amide linkage
‘G’ in DNA strand base pairs with ‘C’ by 3… bonds
Hydrogen
Von der Waal
Covalent
Ionic
Chitin, a structural polysaccharide found in the exoskeleton of insects and crustaceans, is composed of which monomers linked by what type of glycosidic bond?
Glucose; α-1,4-glycosidic bond
N-acetylglucosamine; β-1,4-glycosidic bond
Fructose; β-2,1-glycosidic bond
Galactose; α-1,4-glycosidic bond
Which factor significantly contributes to the stability of the DNA double helix, in addition to hydrogen bonding between bases?
Repulsive forces between phosphate groups
Base stacking interactions
Free rotation around the phosphodiester bond
Electrostatic attraction between sugars
The phosphodiester bond linking nucleotides in DNA and RNA involves which carbons of the sugar moiety?
1' and 2'
2' and 3'
3' and 5'
4' and 5'
