6. Scientists were surprised about how much the DNA molecule could do, because they thought only
molecules could give instructions and be copied during cell division.

How does the atmosphere to make earth livable? check all that apply. causes the seasons contains oxygen provides warmth creates important nutrients blocks harmful energy from the sun plz like !

Which liquid (h2o, h2o + soap, or h2o + salt) has the strongest cohesion and adhesion? (need now plz)

The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils