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Gene Cloning Method

Aim Theory Procedure Simulation

Gene Characterization

Gene Expression

Gene Regulation

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Aim

Overview

Pretest

Gene Cloning Method

Aim Theory Procedure Simulation

Gene Characterization

Gene Expression

Gene Regulation

Posttest

References

Contributors

Feedback

Gene isolation and characterisation, gene expression, gene regulation in plants

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1. Which sequence in eukaryotic genes helps initiate accurate transcription?

a: CAAT box Explanation

Explanation

b: TATA box Explanation

Explanation

c: AGGA box Explanation

Explanation

d: Polyadenylation signal Explanation

Explanation

2. Which of the following is an example of a regulatory gene?

a: Actin Explanation

Explanation

b: Myeloblastosis (MYB) Explanation

Explanation

c: Rubisco Explanation

Explanation

d: Nitrate reductase Explanation

Explanation

3. How is the SUB1A gene significant in rice?

a: It increases resistance to pests Explanation

Explanation

b: It improves drought tolerance Explanation

Explanation

c: It enhances flood resistance by controlling ethylene pathways Explanation

Explanation

d: It contributes to higher photosynthesis efficiency Explanation

Explanation

4. What is the binary vector strategy in Agrobacterium-mediated gene transfer?

a: Using viral vectors to insert genes into plants Explanation

Explanation

b: Removing tumor-inducing genes while retaining virulence genes Explanation

Explanation

c: Transferring genes directly into plant embryos without vectors Explanation

Explanation

d: Inserting RNA sequences instead of DNA Explanation

Explanation

5. What is a constitutive gene?

a: A gene that is expressed only under specific conditions Explanation

Explanation

b: A gene that is continuously active and essential for cellular functions Explanation

Explanation

c: A gene that is repressed by external factors Explanation

Explanation

d: A gene expressed in specific tissues only Explanation

Explanation

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