Arecent study has shown an increase in the number of predators in an ecosystem. which of the following is a possible cause
for the growth?
a. a decrease in the population of prey it feeds on
b. an increase in the population of prey it feeds on
c. a decrease in the biodiversity of the ecosystem
d. an increase in the number of predators that feed on

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