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Questions and Answers
What tool did scientists use to raise amylose and resistant starch levels in grains like rice?
What tool did scientists use to raise amylose and resistant starch levels in grains like rice?
- CRISPR-Cas9 (correct)
- Genetic modification using mutagenic chemicals
- Traditional breeding methods
- Protoplast fusion
In the study by Sun et al., what specific changes were made in the SBEIIb gene in rice?
In the study by Sun et al., what specific changes were made in the SBEIIb gene in rice?
- Specific changes to increase amylose and resistant starch levels (correct)
- It was completely removed from the rice genome
- Modifications that resulted in a decrease in amylose content
- No changes were made to the SBEIIb gene
Why is high amylose-based rice especially beneficial for individuals with diabetes?
Why is high amylose-based rice especially beneficial for individuals with diabetes?
- It has a low glycemic index and causes slow release during starch digestion (correct)
- It causes rapid starch digestion
- It increases blood sugar levels rapidly
- It has a high glycemic index
What is the main health advantage offered by cereals containing lots of amylose?
What is the main health advantage offered by cereals containing lots of amylose?
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What role did the change in the SBEIIb gene targeted with CRISPR Cas9 play in the production of high amylose-based rice?
What role did the change in the SBEIIb gene targeted with CRISPR Cas9 play in the production of high amylose-based rice?
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