Spring 2026 Biological Sciences

BIOS 102

Biological Sciences First-Year Seminar

1 hours. Satisfactory/Unsatisfactory grading only. Prerequisite(s): Open only to freshmen. Restricted to Biological Sciences major(s). Departmental Approval Required

BIOS 104

Biology for Non-majors

4 hours. Credit is not given for BIOS 104 if the student has credit in BIOS 100 or BIOS 101 or BIOS 110 or BIOS 120. Animals may be used in instruction. Natural World - With Lab course. To be properly registered, students must enroll in one Laboratory-Discussion and one Lecture.

BIOS 110

Biology of Cells and Organisms

4 hours. Previously listed as BIOS 100. 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 110 if the student has credit in BIOS 100. Credit is not given for BIOS 104 if the student has credit in BIOS 100, BIOS 101, BIOS 110 or BIOS 120. Natural World - With Lab course. To be properly registered, students must enroll in one Lecture and one Laboratory-Discussion.

BIOS 120

Biology of Populations and Communities

4 hours. 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. Natural World - With Lab course. To be properly registered, students must enroll in one Lecture-Discussion and one Laboratory-Discussion.

BIOS 196

Biology Colloquium

2 hours. May be repeated up to 1 time(s). Field trips required at a nominal fee. Prerequisite(s): Major in biological sciences, biochemistry, or neuroscience. Departmental Approval Required

Biological Sciences Lab Fee $40.00 Flat Fee.

BIOS 199

Introduction to Research

1 hours. 1 hour. Satisfactory/Unsatisfactory grading only. May be repeated. Prerequisite(s): Approval of the department. Departmental Approval Required To be properly registered, students must enroll in one Conference and one Laboratory.

BIOS 220

Genetics

3 hours. Prerequisite(s): BIOS 100 or BIOS 110; and BIOS 101 or BIOS 120. To be properly registered, students must enroll in one Lecture-Discussion and one Lecture.

BIOS 222

Cell Biology

3 hours.

BIOS 230

Evolution and Ecology

3 hours.

BIOS 236

Animal Behavior

3 hours. Prerequisite(s): BIOS 101 or BIOS 120.

BIOS 250

Microbiology and Application to Health

3 hours. Credit for BIOS 250 is not given if the student has credit in BIOS 350. Intended for pre-nursing students and should not be taken by those who need BIOS 350. Prerequisite(s): BIOS 100 or BIOS 110; and Credit in CHEM 115 or Credit or concurrent registration in CHEM 130 or CHEM 230 or CHEM 232. Recommended background: BIOS 101 or BIOS 120.

BIOS 286

The Biology of the Brain

3 hours. Prerequisite(s): BIOS 100 or BIOS 110.

BIOS 294

Special Topics in Biological Sciences

1 TO 5 hours. May be repeated. Students may register for more than one section per term.

BIOS 296

Directed Instruction

2 hours. May be repeated to a maximum of 4 hours. Field trips required at a nominal fee. Students will be required to submit a final report describing their leadership activities and experiences. Prerequisite(s): BIOS 196 and approval of the department. To be properly registered, students must enroll in one Lecture-Discusssion and one Practice. Restricted to Biochemistry or Neuroscience or Biological Sciences major(s). Departmental Approval Required

BIOS 310

Genetics Laboratory

2 hours. Previously listed as BIOS 221. Animals used in instruction. Credit is not given for BIOS 310 if student has credit in BIOS 221. Prerequisite(s): Credit or concurrent registration in BIOS 220.

Biological Sciences Lab Fee $40.00 Flat Fee.

BIOS 312

Cell Biology Laboratory

2 hours. Previously listed as BIOS 223. Credit is not given for BIOS 312 if the student has credit in BIOS 223. Prerequisite(s): Credit or concurrent credit in BIOS 222.

Biological Sciences Lab Fee $40.00 Flat Fee.

BIOS 320

Developmental Biology

3 hours. Prerequisite(s): BIOS 220. Restricted to Physics or Teaching of Physics or Teaching of Chemistry or Biochemistry or Neuroscience or Chemistry or Biological Sciences or Earth & Environmental Sciences or Law Enforcement or Teaching of Biol Sciences or Integrated Health Studies major(s).

BIOS 325

Human Embryology

3 hours. Prerequisite(s): BIOS 100 or BIOS 110. Restricted to Physics or Teaching of Physics or Teaching of Chemistry or Biochemistry or Neuroscience or Chemistry or Bioengineering or Biological Sciences or Earth & Environmental Sciences or Teaching of Biol Sciences or Biomedical Engineering major(s).

BIOS 326

Embryology Laboratory

1 hours. Restricted to Physics or Teaching of Physics or Teaching of Chemistry or Biochemistry or Neuroscience or Chemistry or Bioengineering or Biological Sciences or Earth & Environmental Sciences or Teaching of Biol Sciences or Integrated Health Studies major(s).

Biological Sciences Lab Fee $40.00 Flat Fee.

BIOS 331

General Ecology Laboratory

3 hours. Animals used in instruction. Required field trips on Saturdays. Prerequisite(s): BIOS 101 or BIOS 120. Restricted to Physics or Teaching of Physics or Teaching of Chemistry or Biochemistry or Neuroscience or Chemistry or Bioengineering or Biological Sciences or Earth & Environmental Sciences or Teaching of Biol Sciences major(s). To be properly registered, students must enroll in one Laboratory and one Practice.

BIOS 333

Visualizing Biological Data

2 hours. Extensive computer use required. Prerequisite(s): BIOS 110; and BIOS 220 or BIOS 222 or BIOS 230. Recommended background: STAT 100 or STAT 130.

BIOS 343

Animal Physiological Systems

3 hours. Previously listed as BIOS 240. Credit is not given for BIOS 343 if student has credit in BIOS 240. Prerequisite(s): BIOS 100 or BIOS 110. Recommended background: BIOS 222. Restricted to Physics or Teaching of Physics or Teaching of Chemistry or Biochemistry or Neuroscience or Chemistry or Bioengineering or Biological Sciences or Earth & Environmental Sciences or Teaching of Biol Sciences or Integrated Health Studies or Biomedical Engineering major(s).

BIOS 350

General Microbiology

3 hours. Prerequisite(s): BIOS 100 or BIOS 110; and Credit for CHEM 115 or Credit or concurrent registration in CHEM 130 or CHEM 230 or CHEM 232. Recommended background: BIOS 101 or BIOS 120. Restricted to Physics or Teaching of Physics or Teaching of Chemistry or Biochemistry or Neuroscience or Chemistry or Bioengineering or Biological Sciences or Earth & Environmental Sciences or Summer Session or Teaching of Biol Sciences or Biopharmaceutical Sciences or Integrated Health Studies or Pharmaceutical Sciences or Biomedical Engineering major(s).

BIOS 351

Microbiology Laboratory

2 hours.

BIOS 352

Introductory Biochemistry

3 hours. Same as CHEM 352. No credit given for BIOS 352 if student has credit in BIOS 452 or BIOS 454 or CHEM 452 or CHEM 454. No credit toward the degree in biochemistry. Prerequisite(s): BIOS 100 or BIOS 110; and BIOS 101 or BIOS 120; and CHEM 230 or CHEM 232.

BIOS 355

Immunology

3 hours. Prerequisite(s): BIOS 222. Recommended background: BIOS 350 or BIOS 250. Restricted to Biological Sciences or Integrated Health Studies major(s).

BIOS 365

Human Ecological Systems

3 hours. Prerequisite(s): BIOS 101 or BIOS 120 or EAES 101 or PSCH 100 or SOC 100; or consent of the instructor.

BIOS 386

Seminar on Neurobiology

2 hours. Prerequisite(s): BIOS 286 or PSCH 262. Restricted to Physics or Teaching of Physics or Teaching of Chemistry or Biochemistry or Neuroscience or Chemistry or Bioengineering or Biological Sciences or Earth & Environmental Sciences major(s).

BIOS 391

Independent Study

1 hours. Satisfactory/Unsatisfactory grading only. May be repeated. Students may register in more than one section per term. A maximum of 5 hours of BIOS 391 and/or BIOS 399 may be credited toward the department undergraduate major requirements. Prerequisite(s): Minimum of 2.00 grade point average in biological sciences courses and consent of the instructor. Instructor Approval Required This course counts toward the limited number of independent study hours accepted toward the degree and the major.

BIOS 399

Independent Research

2 hours. Satisfactory/Unsatisfactory grading only. May be repeated. Students may register in more than one section per term. A maximum of 5 hours of BIOS 391 and/or BIOS 399 may be credited toward the department undergraduate major requirements. Prerequisite(s): Minimum of 2.00 grade point average in biological sciences courses, approval of the department, and consent of the instructor. Recommended background: Junior standing. Instructor Approval Required This course counts toward the limited number of independent study hours accepted toward the degree and the major.

BIOS 430

Evolution

4 hours. Extensive computer use required. Prerequisite(s): BIOS 120 and either BIOS 220 or consent of the instructor. Recommended background: BIOS 230. To be properly registered, students must enroll in one Lecture-Discussion and one Laboratory.

BIOS 431

Plant and Animal Interactions

3 hours. Prerequisite(s): BIOS 230. Restricted to Physics or Teaching of Physics or Teaching of Chemistry or Biochemistry or Neuroscience or Chemistry or Bioengineering or Biological Sciences or Earth & Environmental Sciences major(s).

BIOS 443

Animal Physiological Systems Laboratory

3 hours. Animals used in instruction. Prerequisite(s): Credit or concurrent registration in BIOS 343; or Credit or concurrent registration in BIOS 340; or consent of the instructor. To be properly registered, students must enroll in one Lecture, one Laboratory, and one Lecture-Discussion.

BIOS 450

Advanced Microbiology

3 hours. Prerequisite(s): BIOS 350.

BIOS 452

Biochemistry I

4 hours. Same as CHEM 452. Prerequisite(s): Grade of C or better in CHEM 230; or Credit or concurrent registration in CHEM 234. To be properly registered, students must enroll in one Discussion/Recitation and one Lecture.

BIOS 454

Biochemistry II

4 hours. Same as CHEM 454. Prerequisite(s): BIOS 452 or CHEM 452. Restricted to Physics or Teaching of Physics or Teaching of Chemistry or Chemical Engineering or Biochemistry or Neuroscience or Chemistry or Bioengineering or Biological Sciences or Earth & Environmental Sciences or Teaching of Biol Sciences major(s). To be properly registered, students must enroll in one Discussion/Recitation and one Lecture.

BIOS 455

Introduction to Landscape Ecology

3 hours. Extensive computer use required. Prerequisite(s): BIOS 230; or BIOS 331.

BIOS 473

Soils and the Environment

4 hours. Same as EAES 473. Field work required. Recommended background: Introductory courses in Chemistry and Biology. Coursework in EAES (such as EAES 101 and/or EAES 111) is preferred.

Earth & Environ Sci Lab Fee $35.00 Flat Fee.

BIOS 475

Neural Engineering I: Introduction to Hybrid Neural Systems

3 OR 4 hours. Same as BME 475. 3 undergraduate hours. 4 graduate hours. Prerequisite(s): BIOE 472 or BME 472.

BIOS 482

Molecular and Developmental Neurobiology Laboratory

3 hours. Prerequisite(s): BIOS 286; or PSCH 262. Restricted to Teaching of Physics or Physics or Biochemistry or Neuroscience or Chemistry or Bioengineering or Biological Sciences or Earth & Environmental Sciences major(s).

Biological Sciences Lab Fee $40.00 Flat Fee.

BIOS 483

Neuroanatomy

4 hours. Same as PSCH 483 and NEUS 483. Animals used in instruction. Prerequisite(s): BIOS 272 or BIOS 286 or BIOS 325 or PSCH 262; or consent of the instructor. To be properly registered, students must enroll in one Laboratory and one Lecture.

BIOS 485

Neuroscience II

3 hours. Same as PHIL 485 and PSCH 485. Prerequisite(s): BIOS 286 or PSCH 262. Restricted to Physics or Teaching of Physics or Teaching of Chemistry or Biochemistry or Neuroscience or Philosophy or Chemistry or Psychology or Bioengineering or Biological Sciences or Earth & Environmental Sciences or Teaching of Biol Sciences or Integrated Health Studies or Biomedical Engineering major(s).

BIOS 489

Cellular Neurobiology Laboratory

3 hours. Prerequisite(s): BIOS 286 or the equivalent. Restricted to Teaching of Physics or Physics or Teaching of Chemistry or Biochemistry or Neuroscience or Chemistry or Bioengineering or Biological Sciences or Earth & Environmental Sciences or Biomedical Engineering major(s).

Biological Sciences Lab Fee $40.00 Flat Fee.

BIOS 523

Biology of MicroRNAs and other Small RNAs

2 hours. Same as ANAT 523. Prerequisite(s): Consent of the instructor.

BIOS 525

Principles and Methods in Cell Biology

4 hours.

BIOS 532

Introduction to Ecology and Evolution II

3 hours. Prerequisite(s): Consent of the instructor.

BIOS 539

Seminar in Ecology and Evolution

0 TO 1 hours. Satisfactory/Unsatisfactory grading only. May be repeated.

BIOS 555

Species and Speciation

2 hours.

BIOS 585

Foundations of Neuroscience II

3 hours. Same as NEUS 502. Prerequisite(s): NEUS 501 or BIOS 584. Recommended background: Credit or concurrent registration in NEUS 403.

BIOS 592

Research Seminar

1 TO 2 hours. Satisfactory/Unsatisfactory grading only. May be repeated. Prerequisite(s): Consent of instructor.

BIOS 593

Introduction to Laboratory Research

2 TO 6 hours. Satisfactory/Unsatisfactory grading only. May be repeated. Students may register in more than one section per term. Prerequisite(s): Consent of the instructor.

BIOS 594

Special Topics in Biological Sciences

1 TO 2 hours. May be repeated. Students may register in more than one section per term. Departmental Approval Required

BIOS 595

Departmental Seminar

0 hours. Satisfactory/Unsatisfactory grading only. May be repeated.

BIOS 597

Project Research

2 TO 8 hours. Satisfactory/Unsatisfactory grading only. May be repeated. Students may register in more than one section per term. Prerequisite(s): Consent of the instructor.

BIOS 598

Master's Thesis Research

0 TO 16 hours. Satisfactory/Unsatisfactory grading only. May be repeated. Prerequisite(s): Consent of the instructor.

BIOS 599

Doctoral Thesis Research

0 TO 16 hours. Satisfactory/Unsatisfactory grading only. May be repeated. Prerequisite(s): Consent of the instructor.