9
lesson pretestMultiple Choice

Pretest

Question 9 • CMS 2026-2027 Biology CREDIT RECOVERY

Which is an advantage of using DNA technology?

Answer
A
unknown effects
B
phytoremediation
C
reduced effectiveness of pesticides
D
gene transfer to nontarget species

Explanation

DNA technology can be used to modify organisms so they absorb or break down pollutants, a process called phytoremediation. This makes phytoremediation an advantage because it can help clean contaminated soil or water. Unknown effects, reduced pesticide effectiveness, and gene transfer to nontarget species are potential concerns, not advantages.

AI-written and checked against the verified answer.

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