How Does CRISPR Allow for Precise Modification of Genetic Material

question 99

Multiple Choice

How does CRISPR allow for precise modification of genetic material?

• A) The enzyme used to cut the DNA matches up with a specific gene sequence where the cut is to be made.
• B) One enzyme cuts out specific genes and another enzyme inserts these genes in different places in the DNA.
• C) A proofreading enzyme replaces incorrect nucleotide sequences in defective genes with the correct sequences.
• D) An enzyme cuts the DNA at random locations and inserts a specific genetic sequence at each break in the DNA.
• E) An enzyme copies the nucleotide sequence of a specific gene and inserts the copy into the DNA strand.

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