Most books on biology are arranged on the 2nd floor of the O'Toole Library.
You can browse the shelves, or more efficiently, search in our library catalog and then use the call number to locate the book from shelves.
QH -- Biology; Natural History
QH1-200 Natural History
QH301-358 General Biology: Dictionaries, Encyclopedias
QH359-425 Evolution (see also QE701-999)
QH506 Molecular Biology
QH573-671 Cell biology (cytology)
QK -- Botany
QL -- Zoology
R -- Medicine
Reference works, like encyclopedias, dictionaries and handbooks, are located in the ReadyRef area, on the 1st floor of the O'Toole Library.