In prokaryotic and eukaryotic cells the amount of water in the cell is kept at a steady state. The organelles through which water passes into and out of cell is the A. Cell Membrane B. Cell Wall C. Nucleus D. Ribosomes

Whats one way that rocks do not follow the typical rock cycle pathway?

Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal responds by in order to its core temperature?

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.