According to the author, what is the main reason for the decrease in trillium in the forest? What evidence does she give to support her claim?

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?

Which type of transport is responsible for oxygen entering into blood cells? a. vesicle b.passive c. facilitated d.active b.passive

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f