More admit data for the UC’s below.
UCLA’s admit rate for BioEngineering was 9.8% in 2021. The College of L&S overall admit rate was 13% (Not major specific for Biology).
UCB’s overall admit rate for the College of L&S was 16% with the majority of admits in the Fully weighted UC GPA range of 4.200 - 4.599. The College of L&S does not admit by major although if the major is High Demand, recommendations include listing as 1st choice major.
UCSD’s Biology and BioEngineering majors are capped majors so UCSD recommends to list an uncapped major as an alternate.
17% of the Freshman undergrads declared Biology as their major. Overall UC capped weighted GPA for Freshman admits 2021 was 4.13. UCSD admits into the University first and then into the major.
For UCSB’s College of Letters and Sciences, 19% of the admitted Freshman declared Biology as the major. Average UC GPA for admitted Freshman was 4.36 (Fully Weighted) in 2021. UCSB admits into a “Pre-major for Biology” where a student needs to take specific courses and maintain a minimum threshold GPA to declare the major.
UCI’s Biology admit rate for 2021 was 34.9% with an average Capped weighted UC GPA of 3.99. Biomedical Engineering had a 40.4% admit rate with an average GPA of 4.06. UCI also admits into the University first and then into the major so alternate majors are considered.
UCR’s Biology admit rate for 2021 was 58% while BioEngineering was 78%.
Best of luck to your applicant.