Keiko wants to measure the change in energy of lakes of different sizes to see if the size of the lake affects temperature changes. What will the dependent variable be in Keiko’s experiment?

If water were a non polar molecule, how would its properties be different ? a.) water would be a much lighter molecule b.) water would be able to climb up inside plants c.)water would not be able to form hydrogen bonds d.) water would stick together much more strongly

Cells destroy body cells infected by a virus or bacteria.

What causes darkening of the skin as melanin production increases