How do hormones masculinize or feminize sexual development and behavior. I have read my chapter but do not know how to decribes this process or explain it, can someone please help me. Thanks in advance.

These sites will give you some ideas.

http://www.flyfishingdevon.co.uk/salmon/year1/psy128sexual_behaviour/sexbehav.htm

http://www.csun.edu/~vcpsy00h/students/sexmotiv.htm

http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6WGC-4NCSGTW-1&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=18f9580fc782cbf799b1532520bc9d30