Which statement accurately describes a similarity between earth and venus?
a.
both planets have an atmosphere primarily composed of oxygen.
b.
both planets show evidence of volcanic activity.
c.
both planets have retrograde rotation (clockwise, as viewed from above).
d.
both planets contain liquid water at their surface.

1.how did scientists discover that all living things are made of cells? 2. how did pasteur’s experiment with the flasks disprove the idea that living things could just appear or come from nonliving things like water and air? 3. why are nutrients needed for living things? describe the difference between living and nonliving things