Which organism must live in the photic zone of the ocean biome? a) algae b) clams c) whales d) burrowing crabs

How will technology impact medicine in the future?

Ascientific idea becomes valid when it is what?

Label the following as inner or outer planets; a) has 67 moons made mostly of hydrogen and helium b) has rings c)no moons, high volcanic activity d) known as the red planet, has 2 moons e) very thin atmosphere, moons or rings