Heyy,
I think the answer is A planets
Hope this helps
~Girlygir101~
The correct answer here is "cell membrane". Generally it makes sure that nothing enters or leaves the cell, except by its highly guarded "gates", such as ion channels, that let some particles through - but they're very picky about whom to let in!
Ok 1234567891011121314151617181920
Surface tension allows light insects to walk on water.
Answer:
The correct answer is high rates of evaporation
