CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM


We hereby consent to the incorporation by reference in the Prospectus/Proxy
Statement and the use in the Statement of Additional Information constituting
parts of this Registration Statement on Form N-14 of our reports dated December
13, 2004 relating to the financial statements and financial highlights of John
Hancock Biotechnology Fund and John Hancock Health Sciences Fund, which appear
in such Registration Statement. We also consent to the references to us under
the headings "Financial Highlights" and "Independent Registered Public
Accounting Firm" in such Registration Statement.



/s/PricewaterhouseCoopers LLP
PricewaterhouseCoopers LLP
Boston, Massachusetts
March 14, 2005