Genetics major

Genetics: courses, careers, and where to study

Genetics studies how heritable information is stored, regulated, and passed between generations, suiting students drawn to lab science, molecular detail, and how traits arise.

A genetics major examines how living things inherit, copy, and express the instructions carried in their DNA. Students work through classical inheritance patterns, how genes switch on and off, how chromosomes are built and replicated, and how mistakes in the genetic code are repaired or passed along. Coursework typically pairs deep molecular biology with quantitative analysis, so students spend time both at the bench, extracting DNA, running gels, editing and sequencing genes, and at the keyboard, interpreting sequence data and population patterns. Genetics sits closer to the molecular mechanism of heredity than a broad biology degree does, and it tends to keep wet-lab experimentation central alongside computation rather than treating data analysis itself as the main object of study.

Most undergraduate genetics programs award a bachelor of science built around laboratory courses, a research-heavy upper division, and often an independent thesis or capstone project tied to a faculty lab where students design and run their own inheritance or molecular experiments. The clinical side is a distinct track: genetic counseling generally requires a specialized master's degree and a professional certification, while leading a research lab or directing a clinical genetics service typically requires a doctoral or professional degree, so students aiming at those roles should plan for graduate study and verify any state licensure or programmatic accreditation that applies to the path they choose. Graduates work in academic and medical research laboratories, hospital and diagnostic genetics services, agricultural and plant-breeding settings, and biotechnology and pharmaceutical companies, where the shared thread is using molecular and inheritance evidence to answer biological questions.

In federal data for the closely related occupation of medical scientists, except epidemiologists, the U.S. Bureau of Labor Statistics reports a 2024 median wage of $100,590 and projects employment to grow about 8.7% from 2024 to 2034; a doctoral or professional degree is the typical entry-level education for that occupation. National figures are occupation-wide medians across all experience levels, not starting wages or graduate outcomes.