A new chemical pesticide developed for agricultural use was subjected to the Ames test. The rate of mutation seen in samples treated with the pesticide and liver extract was approximately half that of the samples treated with the liver extract alone; in samples treated with only pesticide, the mutation rate was about the same as that of untreated samples. Which of the following statements could you make about this pesticide?

TLS Online TPP Program

#Question id: 11460

#Unit 7. System Physiology – Animal

The round window ________.

I) dampens fluid vibrations

II) collects sound pressure waves

III) detects the frequency of sounds

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#Question id: 9236

#Unit 9. Diversity of Life Forms

Which of the following outcomes is caused by excessive nutrient runoff into aquatic ecosystems?

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#Question id: 8891

#Unit 9. Diversity of Life Forms

While vacationing in a country that lacks adequate meat inspection, a student ate undercooked ground beef. Sometime later the student became easily fatigued, and lost body weight. At about the same time, whitish, flattened, rectangular objects full of small white spheres started appearing in his feces. Administration of niclosamide cured the problem. The student had probably been infected by a

TLS Online TPP Program

#Question id: 10207

#Unit 6. System Physiology – Plant

In high light, violaxanthin is converted into zeaxanthin, via the intermediate antheraxanthin by the enzyme known as

TLS Online TPP Program

#Question id: 3444

#Unit 11. Evolution and Behavior

Which of the following is least related to the others?