MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Microbiology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
S,the Svedberg unit is a measure of ____________________________ |
| A. | the size of the ribosome |
| B. | the composition of the ribosome |
| C. | how fast a particle sediments during ultracentrifugation. |
| D. | how the subunits combine in a ribosome |
| Answer» D. how the subunits combine in a ribosome | |
| 2. |
The terminal sequence of nucleotides in all tRNA is __________a) ACCb) UGCc) UCCd) AGC 6.The tRNA carries amino acids to the ____________ |
| A. | ACCb) UGCc) UCCd) AGC 6.The tRNA carries amino acids to the ____________a) rRNA |
| B. | UGCc) UCCd) AGC 6.The tRNA carries amino acids to the ____________a) rRNAb) mRNA |
| C. | UCCd) AGC 6.The tRNA carries amino acids to the ____________a) rRNAb) mRNAc) sRNA |
| D. | AGC 6.The tRNA carries amino acids to the ____________a) rRNAb) mRNAc) sRNAd) hnRNAView Answer |
| Answer» B. UGCc) UCCd) AGC 6.The tRNA carries amino acids to the ____________a) rRNAb) mRNA | |
| 3. |
The activation of amino acids requires energy. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
S,the Svedberg unit is a measure of ___________________________? |
| A. | the size of the ribosome |
| B. | the composition of the ribosome |
| C. | how fast a particle sediments during ultracentrifugation. |
| D. | how the subunits combine in a ribosome |
| Answer» D. how the subunits combine in a ribosome | |
| 5. |
The ribosome of E.coli is made up of which two subunits? |
| A. | 60S and 40S |
| B. | 60S and 30S |
| C. | 50S and 40S |
| D. | 50S and 30S |
| Answer» E. | |
| 6. |
The tRNA carries amino acids to the ____________ |
| A. | rRNA |
| B. | mRNA |
| C. | sRNA |
| D. | hnRNA |
| Answer» C. sRNA | |
| 7. |
The terminal sequence of nucleotides in all tRNA is __________ |
| A. | ACC |
| B. | UGC |
| C. | UCC |
| D. | AGC |
| Answer» B. UGC | |
| 8. |
Transfer RNA is a single chain of ___________ nucleotides. |
| A. | 340 |
| B. | about 100 |
| C. | about 80 |
| D. | 200 |
| Answer» D. 200 | |
| 9. |
tRNA has a _______________ structure. |
| A. | strand-like |
| B. | ball-like |
| C. | clover-leaf |
| D. | leaf-like |
| Answer» D. leaf-like | |
| 10. |
The activation of amino acids require energy. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
The amino acids for protein synthesis is activated by the enzyme ______________ |
| A. | rna synthetase |
| B. | aminoacyl-tRNA synthetase |
| C. | tRNA synthetase |
| D. | aminoacyl-mRNA synthetase |
| Answer» C. tRNA synthetase | |