I don’t think that one can apply to UCLA’s School of Nursing as a high school graduate.
" … Applicants to the School of Nursing must fill out the UC Application and a supplemental application. Applicants must have 90 to 105 quarter units (60 to 70 semester units) of transferable coursework, a minimum cumulative GPA of 3.5 in all transferable courses and have fulfilled the University’s American History and Institutions requirement…"
See https://admission.ucla.edu/apply/transfer/deciding-on-major/major-preparation-nursing