Northeastern
General
Biology Links:

Organism
Identification
http://entweb.clemson.edu/insectinfo/index.htm
http://www.clemson.edu/extfor/publications/bul117/
(Useful for leaf identification)
Genetics
http://www.genetics.com.au/factsheet/index.html
http://www.biology.arizona.edu/human_bio/problem_sets/blood_types/markers.html
General
Info
http://www.nsf.gov/news/overviews/biology/index.jsp
(National Science Foundation's
Overview of Research)