A new chemical pesticide developed for agricultural use was subjected to the Ames test. The results are as follows: Sample Number of his* revertent colonies distilled water distilled water + rat liver enzymes 3 pesticide 125 pesticide + rat liver enzymes 127 Which of the following statements could you make about this pesticide? O The pesticide is modified by liver enzymes. O The pesticide is unlikely to be a mutagen in itself. O The pesticide may be protective against spontaneous mutation. O The pesticide is a mutagen O 1 and 4 are correct
A new chemical pesticide developed for agricultural use was subjected to the Ames test. The results are as follows: Sample Number of his* revertent colonies distilled water distilled water + rat liver enzymes 3 pesticide 125 pesticide + rat liver enzymes 127 Which of the following statements could you make about this pesticide? O The pesticide is modified by liver enzymes. O The pesticide is unlikely to be a mutagen in itself. O The pesticide may be protective against spontaneous mutation. O The pesticide is a mutagen O 1 and 4 are correct
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:**Question 6**
A new chemical pesticide developed for agricultural use was subjected to the Ames test. The results are as follows:
| # | Sample | Number of his⁺ revertent colonies |
|---|-------------------------------------|----------------------------------|
| 1 | distilled water | 2 |
| 2 | distilled water + rat liver enzymes | 2 |
| 3 | pesticide | 125 |
| 4 | pesticide + rat liver enzymes | 127 |
**Which of the following statements could you make about this pesticide?**
- The pesticide is modified by liver enzymes.
- The pesticide is unlikely to be a mutagen in itself.
- The pesticide may be protective against spontaneous mutation.
- The pesticide is a mutagen.
- 1 and 4 are correct.
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