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Multiple Choice Quiz on DNA, RNA and Protein (Basics)

This quiz is designed to assess your basic knowledge in ‘DNA, RNA and Protein’. Questions come under ‘easy’ category. Choose the best answer from the four options given. When you've finished answering as many of the questions as you can, scroll down to the bottom of the page and check your answers by clicking 'Get score'. Percentage score will be displayed along with right answers
DNA and RNA
1. The building blocks of DNA and RNA is called
nucleosides
nucleotides
aminoacids
nitrogenous bases
2. Amino acids are the building blocks of
proteins
DNA
RNA
carbohydrates
3. Adjacent amino acids are joined by
ionic bond
hydrogen bond
phosphodiester bond
peptide bond
4. The linkage between two nucleotides is called
hydrogen bond
phosphodiester bond
phosphotriester bond
hydrophobic bond
5. Nucleic acids are
positively charged
negatively charged
neutral
both a and b
6. A nucleotide consists of
sugar+phosphate+amino acids
sugar+sulphate+amino acids
sugar+phosphate+nitrogenous bases
deoxyribose sugar
7. In nucleotides, sugar is attached to the nitrogenous bases by
hydrogen bond
phosphodiester bond
glycosidic bond
ionic bond
8. The number of peptide bonds in a tri peptide is
1
2
3
4
9. In DNA double helix, nitrogenous bases that connects the two strands are joined by
hydrogen bond
hydrophobic bond
phosphodiester bond
glycosidic bond
10. The charge of a polypeptide is
positive
negative
depends on the constituent amino acids
nuetral
Score =
Correct answers:
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