Martha is telling her teacher how an animal cell is like a house. which part of the animal cell is like the doors and windows in martha's house? cell membrane cytoplasm nucleus vacuole

Spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

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

Explain why ecosystem diversity results in species diversity in a healthy biosphere