MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Molecular Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following does not contain a stem-loop structure? |
| A. | tRNA |
| B. | Pseudoknot |
| C. | Ribozyme |
| D. | rRNA |
| Answer» E. | |
| 2. |
What is the minimum number of bases required for loop stability? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| Answer» C. 4 | |
| 3. |
Which of the following does not promote stability in stem-loop structure? |
| A. | Length of the stem |
| B. | Size of the loop |
| C. | A : U base pairing |
| D. | orbital of aromatic ring |
| Answer» D. orbital of aromatic ring | |
| 4. |
Most commonly known hairpin structures are found in _____________ |
| A. | DNA |
| B. | mRNA |
| C. | tRNA |
| D. | rRNA |
| Answer» D. rRNA | |
| 5. |
Inverted repeat have a number of biological functions. Which of the following is a biological function of an inverted repeat? |
| A. | Diseases |
| B. | Central dogma |
| C. | Cellular metabolism |
| D. | Genetic stability |
| Answer» B. Central dogma | |
| 6. |
Molecular cutters do not recognize the palindromic sequence. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
Double-stranded structure of nucleic acid is the basic requirement for palindromic sequences. |
| A. | True |
| B. | False |
| Answer» B. False | |