An indicator of variation above or below sea level a) elevation
b) relief
c) spatial perspective
d) formal region

When the cell concentrates potassium within, against the natural tendency of matter, it is performing a.passive diffusion b.facilitated diffusion c.active transport d.pinocytosis

Which measure of an earthquake depends on how close you are to the focus?

Where does oogenesis take place ? seminiferous tubules fallopian tubes ovaries uterus