What role do hydrogen bonds play in the dna molecule?

How are rocks that cooled within magma chambers found on earth’s surface today? they are pushed up by magma under earth’s surface. they are revealed by erosion of earth’s surface over time. they are pushed to earth’s surface because of their larger size. they are revealed at earth’s surface due to their low density.

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?

You see a white marker with an orange circle and black lettering. what does this marker tell you