UCSC Students: If you completed the prerequisites but get an error message, contact department for approval to enroll -
mcdadvising@ucsc.edu. Visiting Students: Professor approval required. Send proof of prerequisites to Dr. Tamkun at
tamkun@ucsc.edu with subject Summer BIOL 20A Request. Provide proof of prerequisite material. If this class is a prerequisite for a Session 2 course you want to take, email
summer@ucsc.edu for a permission number anytime after you enroll.