Which is true of oxidation?
a) It is a physical process
b) No change occurs in the makeup of rock
c) Rocks weather at different rates
d) Water freezes in cracks in rock

It is believed that europa, one of jupiter’s moons has an ocean beneath its surface. based on how earth’s oceans and atmosphere are believed to have formed, what can be said about europa’s supposed ocean? the arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced , similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s .

What enzyme is most important for dna replication and why?

What is the identity of the planets?