Which best describes the permeability of a membrane?

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

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

How can active reading strategies you? o a. they can you get into better physical shape. o b. they can you read fewer science articles. o c. they can you understand what you read. o d. they can you avoid reading altogether.