Why might a special interest group work hord to get a rider attached to a bill

Are salt and soap nutrients or toxins for yeast? explain.

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

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?