Describe at least two characteristics of an invasive species. What is at least one way that invasive species can disrupt ecosystems?

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

Which of the four major uses is predicted to change the least by 2020?

Select the correct answer. in the image, if the washcloth represents consumed food, which organ of the digestive system correctly represents the action performed by the hands? hands squeezing water from a washcloth a. esophagus b. large intestine c. liver d. mouth