comentei no blog de Graziele Moraes : http://biograzi.blogspot.com/2010/04/tarefa-1.html
Roberta Fortes : http://robertawfortes.blogspot.com/2010/04/tarefa-1.html#comments
Luiza Cerutti: http://lucerutti.blogspot.com/2010/04/na-biologia-nao-existe-somente-uma-area.html