Question

The strength of the beam varies inversely with the square of its length. If a 10 foot beam can support 600 pounds, how many pounds can an 11 foot beam support

Answer 1

Answer:

The cell wall is composed of a network of cellulose microfibrils and cross-linking glycans embedded in a highly cross-linked matrix of pectin polysaccharides. In secondary cell walls, lignin may be deposited.