De Anza’s coverage of computer science prerequisites:
For biology:
http://www.universityofcalifornia.edu/infocenter/transfer-admissions-summary indicates that, for UCSC 2015 transfer applicants, admission rates were 63% for GPA 3.20-3.59, 46% for 2.80-3.19, and 32% for 2.40-2.79. But they may vary by major, which is not shown.
SJSU transfer admission thresholds by major are listed at http://info.sjsu.edu/static/admission/impaction.html . Note that SJSU has software engineering and computer engineering majors that are typically less selective than the computer science major.