Introductory biology at the level of populations and communities. Topics include: Scientific skills, evolution, Mendelian and population genetics, biological diversity, and ecological systems including ecosystem processes and human impacts. Course Information: Previously listed as BIOS 101. Animals used in instruction. This course is intended for science majors. BIOS 110 and BIOS 120 may be taken in any order. Credit is not given for BIOS 120 if the student has credit in BIOS 101. Credit is not given for BIOS 104 if the student has credit in BIOS 100, BIOS 101, BIOS 110 or BIOS 120. Class Schedule Information: To be properly registered, students must enroll in one Lecture-Discussion and one Laboratory-Discussion. Natural World - With Lab course.