Please help I’ll give brainliest to whoever’s right

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above

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