Spider silk spinning field, the spinneret apparatus of an adult "Araneus diadematus" (garden cross spider) consists of the glands shown below. Similar multiple gland architecture exists in the black widow spider. In order to artificially synthesise spider silk into fibres, there are two broad areas that must be covered. These are synthesis of the feedstock (the unspun silk dope in spiders), and synthesis of the spinning conditions (the funnel, valve, tapering duct, and spigot). There have been a number of different approaches. The molecular structure of unspun silk is both complex and extremely long. Though this endows the silk fibres with their
Golshan Garden is always permanent running water flowing. Many fruit trees on this eight-acre monument had created unique nature. Various species of plants in the garden with different weather climates, like plants for certain cold regions alongside the palms which grow only in tropical areas can be found there. At center point of this garden, there is a pond where is habitat of two pelicans and these birds are very familiar with visitors which this attitude is one of features of this garden. The age of this garden dates back to Zand and Qajar eras. This garden has been constructed by order