Which system in the human body takes care of cellular activity?
a. nervous system
c. muscular system
b. circulatory system
d. lymphatic system

If animal agriculture was eliminated, how much grain would become available for human consumption?

How would you describe the the organisms in the second row of model 1 that are connected to the parents by a line

Which plate boundary causes plates to collide forming mountain ranges, volcanoes, and island arcs? give an example of this type of plate boundary. 2. at which plate boundary do rifts and mid-oceans ridges form? give an example of this type of plate boundary. 3. at which plate boundary do plates slide past each other while moving in opposite directions? give an example of this type of boundary.