Publishing articles in peer-reviewed scientific journals allows researchers to: a. Gain supporters
b. Share ideas
C. Find answers
d. Receive praise

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?

Why are current extinctions of concern to enviromentalists?

Alexa is preparing for a presentation by creating note cards identifying keywords that describe various features of each type of plate boundary. which words apply to all three of the convergent boundaries?