Prepare for NEET with Botany-specific practice questions. Covering all major Botany chapters, this is perfect for your NEET Biology needs.
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'
Nucleotides in a DNA strand are linked by:
Hydrogen bonds
Peptide bonds
Phosphodiester bonds
Glycosidic bonds
In nucleic acids, nucleotides are linked by:
Glycosidic linkages
Peptide bonds
Hydrogen bonds
Phosphodiester bonds
Which interaction plays the smallest role in stabilizing the 3D structure of most proteins?
Hydrophobic interactions
Hydrogen bonds
Disulfide bonds
Phosphodiester bonds
Which of the following biomolecules contains a phosphodiester bond?
Nucleic acids
Proteins
Carbohydrates
Lipids
The backbone of DNA is formed by which type of bond between nucleotides?
Phosphodiester bond
Peptide bond
Glycosidic bond
Hydrogen bond
Which bond is responsible for linking the sugar-phosphate backbone of RNA?
Phosphodiester bond
Hydrogen bond
Ionic bond
Disulfide bond
A phosphodiester bond is formed between which two groups in a nucleotide?
3' carbon of one sugar and 5' carbon of another sugar
Two nitrogenous bases
A sugar and a nitrogenous base
Two phosphate groups
Which of the following is NOT true about a phosphodiester bond?
It is the primary bond responsible for protein structure.
It links nucleotides in DNA and RNA.
It involves a phosphate group.
It creates the sugar-phosphate backbone of nucleic acids.
In the structure of polynucleotide chain, phosphoester linkage joins
Nitrogenous base of one nucleotide to pentose sugar of the next nucleotide
3' C of sugar of one nucleotide to 5' C of sugar of the next nucleotide
Phosphate group of one nucleotide to phosphate group of the next nucleotide
Nitrogenous base of one nucleotide to nitrogenous base of the next nucleotide
