Home > Molecular Biology > Quizzes > Molecular Biology Practice Test: DNA, RNA and Protein
Molecular Biology Practice Test: DNA, RNA and Protein
Fast practice, instant feedback. Timer auto-submits when time’s up.
Avg score: 14% Most missed: “Which element of the ribosome plays a key role in mRNA translation?”
DNA, RNA and Protein topics include: DNA history as genetic material, nucleic acids chemical structures, double stranded dna forms, central dogma outlines, ribosomes read the genetic code and rna classes having different  DNA, RNA, and proteins are all essential for life.  DNA and RNA are nucleic acids that carry genetic information. DNA's double helix structure allows this information to be copied and passed on to the next generation.  DNA's gene sequence instructs cells to manufacture a particular protein. RNA is an intermediate language that translates a gene's message into a protein's... Show more
Molecular Biology Practice Test: DNA, RNA and Protein
Time left 00:00
25 Questions

1. In a diploid organism with 30,000 bases haploid genome contains 23% A residues. What is the number of G residues in the genome of this organism?
2. Fredrick Griffith’s experiment involving Streptococcus pneumonia lead to the discovery of____________
3. Which of the following is not a component of the nucleic acid backbone?
4. Which of the following statements is true with respect to the DNA double helix?
5. An mRNA bearing multiple ribosomes is known as______________
6. The distance between the amino acid binding site and the anticodon site is ______
7. Thymine is present in tRNA.
8. The hydrogen bonds formed during A and T bonding occurs between C6NH2 of A and __________
9. Only a single stranded RNA can pass through the ribosome for decoding.
10. With respect to the composition of the ribosome which of the following is correct?
11. Ribosome begins its translation at the 3’ end of the mRNA in prokaryotes.
12. According to Mendel’s experiments gene carry genetic information from parents to offspring’s. On which plant did he perform his experiments?
13. Who were the first to suggest that one strand of DNA might act as a template for the synthesis of its complementary strand?
14. What should be the complementary strand of 3’….ATGGCTTGA….5’?
15. Which one of the following is not a function of a nucleotide?
16. Which of the following is not a characteristic of nucleotide bases?
17. What stores the genetic information in DNA?
18. Amino acids prior to their incorporation into polypeptide must be attached to a special adaptor molecule. Who proved this and when?
19. What is the actual substrate for each round of amino acid addition?
20. What was the name of the ribosome binding site?
21. Which of the following is wrongly paired?
22. Which of the following combination is a correct observation for the transformation experiment performed by Griffith?
23. Which of the following statement is false about DNA?
24. With respect to polycistronic mRNAs which of the following is wrong?
25. What combination of radiolabelling is correct in case of Hershey and Chase’s demonstration of DNA as genetic material in T2 bacteriophage?

⚡ Recently practiced quizzes in this topic
Live quiz activity