Alan observed that a lot of soil from his garden swept off from after heavy rain. Which is this process called? O A. groundwater recharge
© B.. snow melt
© C. infiltration
© D. surface runoff

How does the study of genetic disorders such as pku biologists understand normal alleles?

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite

Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?