Undergraduate Course Schedule
Here you'll find information that will help you develop the course schedule for a biological science major.
Course Schedule Approval Process
To be cleared to register for courses for the FALL 2026 SEMESTER you must get preapproval of your schedule from the academic advisor.
Enter the courses you plan to take in the spring semester below and submit for review. You will receive an email approving or giving suggestions to improve your schedule.Maximum allowable units: 54
Units overloads must be approved after registration.
Four-Year Sample Schedules
What will your next four years look like? See below for sample schedules on three of the biological sciences programs.
4-Year Sample Schedule for B.A. in Biological Sciences
First Year |
Fall |
Units |
| 03-121 | Modern Biology | 9 |
| 09-105 | Introduction to Modern Chemistry | 10 |
| 21-120 | Differential and Integral Calculus | 10 |
| 76-101 | Interpretation and Argument | 9 |
|
99-101 |
Computing @ Carnegie Mellon | 3 |
| 38-101 | EUREKA!: Discovery & Its Impact | 6 |
| 47 | ||
First Year |
Spring |
Units |
| 09-106 | Modern Chemistry II | 10 |
| 15-110 | Principles of Computing | 10 |
| 21-124 | Calculus II for Biologists and Chemists | 10 |
| 33-121 | Physics for Science Students I | 12 |
| xx-xxx | Nontechnical Elective* | 9 |
| 51 | ||
Sophomore Year |
Fall |
Units |
| 03-201 | Undergraduate Colloquium | 2 |
| 03-220 | Genetics | 9 |
| 09-217 | Organic Chemistry I | 9 |
| 09-207 | Techniques in Quantitative Analysis | 9 |
| xx-xxx | Nontechnical Elective* | 9 |
| xx-xxx | Free Elective | 9 |
| 47 | ||
Sophomore Year |
Spring |
Units |
| 03-231 | Biochemistry | 9 |
| 09-218 | Organic Chemistry II | 9 |
| 33-122 | Physics II for Biological Sciences & Chemistry Students | 9 |
| xx-xxx | Nontechnical Elective* | 9 |
| xx-xxx | Free Elective | 9 |
| 38-230 | ENGAGE in Wellness: Looking Inward | 1 |
| 46 | ||
Junior Year |
Fall |
Units |
| 03-320 | Cell Biology |
9 |
| 03-343 or 03-124 |
Experimental Genetics and Molecular Biology or Modern Biology Laboratory |
12 or9 |
| xx-xxx | Nontechnical Elective* | 9 |
| xx-xxx | Free Elective | 9 |
| xx-xxx | Free Elective | 9 |
| 38-330 | ENGAGE in Wellness: Looking Outward | 1 |
| 46-49 | ||
Junior Year |
Spring |
Units |
| 03-3xx | Advanced Biology Elective | 9 |
| xx-xxx | Cultural/Global Understanding Elective* | 9 |
| xx-xxx | Free Elective | 9 |
| xx-xxx | Free Elective | 9 |
| 38-110 | ENGAGE in Service | 1 |
| 38-304 | Science & Society | 6 |
| 43 | ||
Senior Year |
Fall |
Units |
| 03-xxx | Biology Elective | 9 |
| 03-3xx | Advanced Biology Elective | 9 |
| 03-411 | Topics in Research | 1 |
| xx-xxx | Free Electives | 9 |
| xx-xxx | Free Electives | 9 |
| 38-430 | ENGAGE in Wellness: Looking Forward | 1 |
| 38-220 | ENGAGE in Arts | 2 |
| 40 | ||
Senior Year |
Spring |
Units |
| 03-xxx | Biology Elective | 9 |
| 03-412 | Topics in Research | 1 |
| xx-xxx | Free Elective | 9 |
| xx-xxx | Free Elective | 9 |
| xx-xxx | Free Elective | 9 |
| xx-xxx | Free Elective | 9 |
| 46 | ||
*As defined by the Mellon College of Science's general education.
4-year Sample Schedule for B.S. in Biological Sciences & Psychology
First Year |
Fall |
Units |
| 03-121 | Modern Biology | 9 |
| 09-105 | Introduction to Modern Chemistry | 10 |
| 21-120 | Differential and Integral Calculus | 10 |
| 76-101 | Interpretation and Argument | 9 |
| 99-101 | Computing @ Carnegie Mellon | 3 |
| 38-101 | EUREKA!: Discover & Its Impact | 6 |
| 47 | ||
First Year |
Spring |
Units |
| 09-106 | Modern Chemistry II | 10 |
| 21-122 | Integration and Approximation | 10 |
| 33-121 | Physics for Science Students I | 12 |
| 85-2xx | Pyschology Elective | 9 |
| xx-xxx | Free Elective | 9 |
| 49 | ||
Sophomore Year |
Fall |
Units |
| 03-201 | Undergraduate Colloquium | 2 |
| 03-220 | Genetics | 9 |
| 09-217 | Organic Chemistry I | 9 |
| 09-207 | Techniques in Quantitative Analysis | 9 |
| 85-102 | Introduction to Psychology | 9 |
| 85-2xx | Psychology Elective | 9 |
| 47 | ||
Sophomore Year |
Spring |
Units |
| 03-231 | Biochemistry | 9 |
| 09-218 | Organic Chemistry II | 9 |
| 09-208 | Techniques for Organic Synthesis and Analysis | 9 |
| 36-200 | Reasoning with Data |
9 |
| xx-xxx | Cultural/Global Understanding Elective* | 9 |
| 38-23- | ENGAGE in Wellness: Looking Inward | 1 |
| 46 | ||
Junior Year |
Fall |
Units |
| 03-320 | Cell Biology | 9 |
| 03-343 | Experimental Genetics and Molecular Biology |
12 |
| 36-309 | Experimental Design for Behavioral and Social Sciences | 9 |
| 85-219 | Biological Foundations of Behavior | 9 |
| 38-330 | ENGAGE in Wellness: Looking Outward | 1 |
| xx-xxx | Free Elective | 9 |
| 49 | ||
Junior Year |
Spring |
Units |
| 03-xxx | Biology Elective | 9 |
| 03-344 or 03-345 |
Experimental Biochemistry or Experimental Cell and Developmental Biology |
12 |
| 33-122 | Physics II for Biological Sciences & Chemistry Students | 9 |
| 85-3xx | Advanced Psychology Elective | 9 |
| 38-304 | Science & Society | 6 |
| 38-110 | ENGAGE in Service | 1 |
|
46 |
||
Senior Year |
Fall |
Units |
| 03-3xx | Advanced Biology Elective | 9 |
| 03-411 | Topics in Research | 1 |
| 15-110 | Principles of Computing | 10 |
| 85-3xx | Advanced Psychology Elective | 9 |
| 38-430 | ENGAGE in Wellness: Looking Forward | 1 |
| 38-220 | ENGAGE in Arts | 2 |
| xx-xxx | Free Elective | 9 |
| 41 | ||
Senior Year |
Spring |
Units |
| 03-3xx | Advanced Biology Elective | 9 |
|
03-3xx |
Advanced Biology Elective |
9 |
| 03-412 | Topics in Research | 1 |
| 85-3xx | Psychology Research Methods | 9 |
| xx-xxx | Free Elective | 9 |
| 37 | ||
*As defined by the Mellon College of Science's general education.
4-year Sample Schedule for B.S. in Biological Sciences
First Year |
Fall |
Units |
|
03-121 |
Modern Biology |
9 |
|
09-105 |
Introduction to Modern Chemistry |
10 |
|
21-120 |
Differential and Integral Calculus |
10 |
|
38-101 |
EUREKA!: Discover & Its Impact |
6 |
|
76-101 |
Interpretation and Argument |
9 |
|
99-101 |
Computing @ Carnegie Mellon |
3 |
|
|
|
47 |
|
|
||
First Year |
Spring |
Units |
|
09-106 |
Modern Chemistry II |
10 |
|
15-110 |
Principles of Computing |
10 |
|
21-124 |
Calculus II for Biologists and Chemists |
10 |
|
33-121 |
Physics for Science Students I |
12 |
|
xx-xxx |
Nontechnical Elective* |
9 |
|
|
|
51 |
|
|
||
Sophomore Year |
Fall |
Units |
|
03-201 |
Undergraduate Colloquium |
2 |
|
03-220 |
Genetics |
9 |
|
09-217 |
Organic Chemistry I |
9 |
|
09-207 |
Techniques in Quantitatve Analysis |
9 |
|
xx-xxx |
Nontechnical Elective* |
9 |
|
xx-xxx |
Free Elective |
9 |
|
|
|
47 |
|
|
||
Sophomore Year |
Spring |
Units |
|
03-231 |
Biochemistry |
9 |
| 02-250 |
Introduction to Computational Biology |
12 |
|
09-218 |
Organic Chemistry II |
9 |
|
09-208 |
Techniques for Organic Synthesis and Analysis |
9 |
|
xx-xxx |
Nontechnical Elective* |
9 |
|
38-230 |
ENGAGE in Wellness: Looking Inward |
1 |
|
|
|
49 |
|
|
||
Junior Year |
Fall |
Units |
|
03-xxx |
Biology Elective |
9 |
|
03-320 |
Cell Biology |
9 |
|
03-343 |
Experimental Genetics and Molecular Biology |
12 |
|
xx-xxx |
Nontechnical Elective* |
9 |
|
xx-xxx |
Free Elective |
9 |
|
38-330 |
ENGAGE in Wellness: Looking Outward |
1 |
|
|
|
49 |
|
|
||
Junior Year |
Spring |
Units |
|
03-xxx |
Biology Elective |
9 |
|
03-304 |
Science & Society |
6 |
|
03-3xx |
Advanced Biology Elective |
9 |
|
03-344 |
Experimental Biochemistry |
12 |
|
xx-xxx |
Free Elective |
9 |
|
38-110 |
ENGAGE in Service |
1 |
|
|
|
45 |
|
|
||
Senior Year |
Fall |
Units |
|
03-xxx |
Biology Elective |
9 |
|
03-3xx |
Advanced Biology Elective |
9 |
|
03-411 |
Topics in Research |
1 |
|
xx-xxx |
Cultural/Gloval Understanding Elective* |
9 |
|
xx-xxx |
Free Elective |
9 |
|
38-430 |
ENGAGE in Wellness: Looking Forward |
1 |
|
38-220 |
ENGAGE in Arts |
2 |
|
|
|
40 |
|
|
||
Senior Year |
Spring |
Units |
|
03-xxx |
Biology Elective |
9 |
|
03-412 |
Topics in Research |
1 |
|
33-122 |
Physics II for Biological Sciences & Chemistry Students |
9 |
|
xx-xxx |
Free Elective* |
9 |
|
xx-xxx |
Free Elective |
9 |
|
|
|
37 |
|
*As defined by the Mellon College of Science's general education. |
||