MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Cell Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The rotary engine made of protein at the base of the flagella is driven by ______________ |
| A. | Vanderwaal s foce |
| B. | Proton- motive force |
| C. | Electron passage |
| D. | Exchange of sodium and potassium ions |
| Answer» C. Electron passage | |
| 2. |
How many basal body rings do Gram positive bacteria have in the flagella? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 1 |
| Answer» B. 3 | |
| 3. |
Escherichia coli commonly inhabit the _______________ place. |
| A. | Human endodermal layer |
| B. | Human digestive tract |
| C. | Human bronchioles |
| D. | Human skin surface |
| Answer» C. Human bronchioles | |
| 4. |
Biofilms are ________________ |
| A. | Thin polymeric films made of biopolymer |
| B. | Strings of protein filaments |
| C. | Complex, multispecies communities |
| D. | A metabolic product for prokaryotic organisms |
| Answer» D. A metabolic product for prokaryotic organisms | |
| 5. |
Pseudopeptidoglycan is a found in the cell wall of _______________ |
| A. | Fungi |
| B. | Archaea |
| C. | Bacteria |
| D. | Protozoa |
| Answer» C. Bacteria | |
| 6. |
Which of the following polysaccharide is not present in the eukaryotic plant cell wall? |
| A. | Cellulose |
| B. | Chitin |
| C. | Hemicellulose |
| D. | Pectin |
| Answer» C. Hemicellulose | |
| 7. |
Which of the following is present in both prokaryotic and eukaryotic cells? |
| A. | Proteasomes |
| B. | Plasmids |
| C. | Lysosomes |
| D. | Peroxisomes |
| Answer» B. Plasmids | |
| 8. |
Which of the following is not true for both prokaryotic and eukaryotic cells? |
| A. | Same composition of plasma membrane |
| B. | Both contain shared metabolic pathways |
| C. | Genetic information encoded in DNA with similar genetic code |
| D. | Both contain Golgi apparatus for protein trafficking |
| Answer» E. | |
| 9. |
The genetic material of a prokaryote is present in the ______________ |
| A. | Nucleus |
| B. | Cytoplasm |
| C. | Nucleoid |
| D. | Plasmid |
| Answer» D. Plasmid | |