Baking soda (sodium bicarbonate) dissolved in the water, releasing carbon dioxide. why was it important to add the baking soda?

Apart of an ecosystem that can restrict the growth of a population is referred to as

Look at the photo of the leaf. which term best describes this leaf?

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