Related Clues:

• Sagan subj
• H.S. study
• Subj. that may include a lab
• Tech. school study
• Poli ___ (college major, briefly)
• B.S. part: Abbr
• Biol. or anat
• Bot. or bio
• — -fi
• Area of educ
• Comp ___ (coll. major)
• Subj. involving telescopes or microscopes
• HS dept
• Vet __ (medical specialty)
• Biol., for one