The are bodies of rock or gas that are named for ancient gods. are made of rock or metal, which often collide with earth. the are most similar to earth. the juno probe is exploring the planet .

the correct answer: the index of refraction of the second medium is lower i tried this persons answer and it was wrong this person is lying

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.

answer; the male's sperm cells have mitochondria, but because the sperm contributes dna but no cytoplasm, no mitochondria are passed to the egg at ferilization;