Steam corn tortillas in the microwave so they stay pliable and donât split under the weight of taco fillings.
The sclera (from the Greek skleros, meaning hard), also known as the white of the eye, is the opaque, fibrous, protective, outer layer of the eye containing collagen and elastic fiber.n the development of the embryo, the sclera is derived from the neural crest. In children, it is thinner and shows some of the underlying pigment, appearing slightly blue.
The sclera is composed primarily of connective tissue, with a high collagen content that provides strength. The outermost layers of the anterior portion of the sclera are softer and contain more blood vessels; this region is known as the .