This article critiques the Biological Sciences Curriculum Study (BBCS) texts, emphasizing their strong focus on evolution as a central theme. It outlines nine unifying themes in the texts, including the change of living things over time, genetic continuity, and the relationship between organisms and their environment. The author argues that while the texts present evolution as a theory, they often imply it as a fact, leading students to accept evolutionary concepts without critical examination. The article highlights the use of genetics to support evolutionary claims, particularly the role of mutation and selection, while pointing out omissions regarding the harmful nature of most mutations. It also critiques the presentation of authoritative statements in the texts, which may mislead students about the nature of scientific inquiry. The author calls for a more balanced approach that acknowledges both the strengths and limitations of evolutionary theory, suggesting that students should be encouraged to question and explore these concepts critically. Overall, the article advocates for a more comprehensive and objective presentation of biological science that includes discussions of both mechanistic and vital factors in understanding life processes.