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Environmental Systems Transfer Requirements: Citrus CollegeUC San Diego

The official course articulation for transferring into UC San Diego’s Environmental Systems (Ecology, Behavior, and Evolution B.S.) major from Citrus College — i.e. exactly which Citrus College courses satisfy each UC San Diego major-preparation requirement, per ASSIST.org (2025–26).

Transfer admit rate
55%
Admitted / applied
27 / 49
Admit GPA range
3.33 - 3.83
Requirements
8

Required courses (Citrus CollegeUC San Diego)

MATH 20A
4 UC units
Calculus for Science and Engineering
Take at Citrus College: MATH 190
MATH 20B
4 UC units
Calculus for Science and Engineering
Take at Citrus College: MATH 191
BILD 1
4 UC units
The Cell
Take at Citrus College: BIOL 125 or BIOL 124
BILD 3
4 UC units
Organismic and Evolutionary Biology
Take at Citrus College: BIOL 125 or BIOL 124
ECON 1
4 UC units
Principles of Microeconomics
Take at Citrus College: ECON 102
CHEM 6A
4 UC units
General Chemistry I
Take at Citrus College: CHEM 111
CHEM 6B
4 UC units
General Chemistry II
Take at Citrus College: CHEM 112 or CHEM 111
CHEM 6C
4 UC units
General Chemistry III
Take at Citrus College: CHEM 112

View the official agreement on ASSIST.org ↗

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Environmental Systems to UC San Diego from other colleges

Data sourced from ASSIST.org (official CCC→UC articulation) and the UC Information Center (transfer admit data), 2025–26. Skyway is an independent transfer-planning tool and is not affiliated with the University of California or ASSIST.