The next step up on the renewal scale is to replace an old tub or shower with a fiberglass or plastic insert that includes integrated wall panels. According to Paul Nygren, of Nygren Remodeling, Inc. , in Minneapolis, this type of job costs about $2,000 to $3,000.
After they reach the outermost layer of epidermis, they eventually shed. The fibrous protein i.e. keratin is meant to protect the skin and provides water-proof barrier to the skin. The Melanocytes: These are one of the types of cells in epidermis which produce pigment and give color to the skin.
The lower epidermis of a leaf serves as protection like skin, and also helps retain moisture. 1/11/12: I'm studying this subject now and I believe from what I learned that th â¦ e UPPER epidermis reduces water loss and protects the cell with the cuticle (a thin waxy later that protects the leaf from fungi and bacteria).