Question 1: Identify and correct the spelling errors in the passage.

Answer: innovations, guidelines

Question 2: Which scientific technique is mentioned in the passage, and what does it do?

Answer: CRISPR-Cas9; it allows precise alteration of DNA sequences.

Question 3: Find and correct the grammatical error in the sentence: 'This inovation promises to revolutionize medicine, agriculture, and industrial biotechnology.'

Answer: innovation

Question 4: What is the main ethical concern related to genetic editing as discussed in the passage?

Answer: Potential risks and unintended consequences, and the integrity of natural genomes.

Question 5: Identify the term used to describe the process of editing genes at the molecular level.

Answer: gene editing

Question 6: Suggest a more formal alternative phrase for 'raises questions about' found in the passage.

Answer: elicits concerns regarding

Question 7: Identify and correct the inconsistency in the pluralisation of 'guidelines' and 'standards' within the passage.

Answer: no inconsistency; both are correctly pluralised

Question 8: Based on the passage, what are the main areas expected to benefit from advances in genetic engineering?

Answer: Medicine, agriculture, and industrial biotechnology

Question 9: Explain the significance of the phrase 'a major breakthrough' in the context of the passage.

Answer: It indicates that gene editing is considered a significant advancement in science.

Question 10: Identify the stylistic or grammatical feature used in the phrase 'which allows for precise alteration of DNA sequences' and explain its purpose.

Answer: Use of 'which' as a relative clause; it provides additional information about the technique.