What two things are necessary for water to be able to percolate into the ground? Easy 8th grade answer please. :)

2nd time saying this after a few hours...

Acquired mutations can result from radiation pollution toxins inheritence select all that apply

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent