What are the three stimuli that produce plant responses?

Which of the following is not a characteristic of carnosaurs? a. long narrow skulls b. strong forelimbs c. horn projecting from their skulls d. none of the above

Which of the following can be reduced by the use of renewable energy sources? a. social costs b. economic costs c. environmental costs d. all of the above select the best answer from the choices provided a b c d

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?