The narrator states that dr Taylor’s work seems like its from the realms of science fiction. What did she mean by this statement?

answer; i believe the correct answer is ( proteins );

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101

the correct answer was location c, because earth is tilted away from the sun at this time