 
			 
			MCQOPTIONS
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				This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Biochemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. | ERF1is a _________ | 
| A. | Translation terminating factor | 
| B. | Positive regulator | 
| C. | Translation promoting factor | 
| D. | Enzyme inhibitor | 
| Answer» B. Positive regulator | |
| 2. | Negative regulator of ethylene response is _________ | 
| A. | LPS | 
| B. | CTR1 | 
| C. | BAK1 | 
| D. | MAPK | 
| Answer» C. BAK1 | |
| 3. | Transcription factor in plants is _________ | 
| A. | Serine | 
| B. | Threonine | 
| C. | WRKY22/29 | 
| D. | Leucine | 
| Answer» D. Leucine | |
| 4. | In Arabidopsis flg22 binds to _________ | 
| A. | FLS2 | 
| B. | LPS | 
| C. | BAK1 | 
| D. | MAPK | 
| Answer» B. LPS | |
| 5. | Autophosphorylation is done on _________ | 
| A. | His residues | 
| B. | Ser/Thr residues | 
| C. | Cys residues | 
| D. | Lys residues | 
| Answer» C. Cys residues | |
| 6. | The peptide trigger for the self-incompatibility response that prevents self-pollination is _________ | 
| A. | Salicylic acid | 
| B. | Jasmonates | 
| C. | Brassinosteroids | 
| D. | Plant peptide hormones | 
| Answer» D. Plant peptide hormones | |
| 7. | A factor involved in regulating the fate of stem cells in plant development is _________ | 
| A. | Adrenaline | 
| B. | Epinephrine | 
| C. | Thyroid stimulating hormone | 
| D. | CLV1 | 
| Answer» E. | |
| 8. | Bacteria do not have which of the following receptors? | 
| A. | Adhesion receptors | 
| B. | Nuclear steroid receptors | 
| C. | Membrane proteins | 
| D. | GPCR | 
| Answer» C. Membrane proteins | |