Which of the following is part of the male reproductive structures on a flower?

anther

ovary

stigma

style

Are substances released into the environment that in excess amounts cause damage

What do animals wth echolocation have in common other than echolocation

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?