Suppose a team of astronomers recently discovered a solar system similar to our own, but in an earlier stage of development. Based on how the planets of our solar system formed, which two observations would you expect the astronomers to make?

answer; i believe the correct answer is (replication is not conservative);

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.

answer; nociceptive pain;