Which molecule contains a phosphodiester bond?
Nucleic acids
Monosaccharides
Amino acids
Fatty acids
Which molecule consists of nucleic acids, a polymer of nucleotide monomeric units?
DNA and RNA
Basic -sugar- OH
Basic-sugar-phosphate
Sugar-phosphate
How many segments are there in DNA?
25
23
18
15
What type of bond are nucleotides joined together to form nucleic acid?
Glycosidic bond
Phosphodiester bonds
Phosphor bonds
Ester bonds
Which of the following is not present in DNA?
Uracil
Adenine
Thymine
Guanine
Which carbon nucleotide of a pentose sugar is attached to a phosphate group?
5' carbon
4' carbon
3' carbon
2' carbon
Which of the following is not the function of nucleotides?
Works as a chemical messenger
Citric acid cycle
Co-factors
Energy carries
Which protein is a component of nucleoprotein?
Proline
Arginine
Histones
Ribosomes
How many types of nucleotides are there?
2
10
4
8
Which type of sugar is present in RNA?
Ribose sugar
Triose
Tetrose
Pentose
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