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.
TRADITIONAL GIFT: The traditional gift given for the 30th wedding anniversary is pearl. Some gift ideas are: earrings, necklace, bracelet, cuff links or a religious rosary. It is important to know that pearls are a very sensitive gem. They need to be taken care of and restrung every couple of years.