mesoderm. in biology, middle layer of tissue formed in the gastrula stage of the developing embryo. At the end of the blastula stage, cells of the embryo are arranged in the form of a hollow ball.
8th Anniversary Gift Ideas. Traditionally, couples give gifts of bronze or pottery to celebrate their 8th wedding anniversary. Bronze is created by combining two different metals, copper and tin, to make something strong and beautiful, just like a marriage brings two people together into something more.
Bestselling Anniversary Gifts. Etiquette queen Emily Post started the traditional anniversary gifts by year in 1922 - you know, paper for first anniversary gifts, 25th anniversary silver gifts. Whatever wedding anniversary gift you are shopping for, personalize it to fit your one true love.