Which of the Following Best Describes a Biological Concern Regarding

question 19

Multiple Choice

Which of the following best describes a biological concern regarding the use of CRISPR-Cas9 gene editing in humans?

• A) The process may introduce viral sequences into the human genome leading to unwanted blood cell proliferation (leukemia).
• B) The presence of repeated sequences (STRs) within the human genome mean that the editing cannot be targeted to a specific location.
• C) The process was first discovered in bacteria and human cells cannot correctly interpret prokaryotic regulatory signals.
• D) The modifications created by the process may result in unintended effects on non-target genes.

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