Scientists are often delighted to find a cure for a dreaded human disease in a lowly mite.
(Scientists; are; T:often; delighted to find a cure for a dreaded human disease in a lowly mite) (Scientists; to find; a cure; L:in a lowly mite)
Scientists Scientists
are to find
T:often delighted to find a cure for a dreaded human disease in a lowly mite
a cure L:in a lowly mite