Opinions are an important part of scientific data collection and analysis. true or false

Which of the following is not a way in which a vascular plant's xylem and phloem are similar?

An ecologist is studying the effects that a population of predators is having on a population of a prey. he used data from the field to produce this graph. which conclusion can draw from the graph?

Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?