In Margaret Atwood's "Oryx and Crake," the narrative explores complex themes of identity, ethics, and the consequences of scientific experimentation. The protagonist grapples with profound questions about humanity and its future, emphasizing the ambiguity and uncertainty surrounding these issues. As the story unfolds, the need for answers becomes increasingly urgent.

The reflection on unanswered questions highlights a sense of existential dread, illustrating how past actions can lead to an uncertain future. This deep questioning serves as a central motif, prompting both characters and readers to contemplate the implications of their choices and the unpredictable nature of progress.