If a cell which contains a solute concentration of 50% solute and 50% water is placed in a solvent with a solute concentration of 30% and 70% water, the cell will do which of the

a. shrink
b. swell
c. stay the same
d. explode

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

When analyzing tree rings, what do scientists assume a thin ring indicates?

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