What is the biologist's reason for titling chapters 2-3 "INTEGRATION" and "IMMOLATION" in the novel annihilation?

the characters in string all have major secrets that they strive to avoid revealing throughout the play.

peace, morning, sun glooming, sorrow, woe pardon’d, punished, more hence, talk, story. all of these three words have to do something with a depressed, regretful tone. woe is another word for misery, heartache, so all of these words are about unhappy feelings.

vey information about pap? physical description beliefs actions interactions

pretty sure the answers are 1 b 2 c idk hope it is right