The Need of Vitamin C

        

        There are important effects of vitamin C on constitution. First, vitamin C is one of the most forceful antioxidants as it helps fighting cell and tissue damage. Moreover, it supports the body to fight infection. In addition, it is extremely important in cementing agent as it helps both the pregnant mother and baby stay healthy for nine months. Furthermore, it  helps inner-body repaired. Finally,collagen is produced by vitamin C (Hareyan: 2005:1).

Reference:   

          Hareyan, A. (2005). Why do we need vitamin? [Online]. Available: 

                     http://www.emaxhealth.com/76/1144.html [15 January, 2012].

Climate Change

          

        It is said that people should perceive transition of weather  considering in reasons and effects. Firstly, the cause of various appearance of weather is rising temperatures. Secondly, the reason of liquefying ice and  large mass of ice cause of higher sea level. Lastly, happiness and welfare are resulted by climatic change(Congondis. 2011 :1-5).

Reference:

          Congondis,D. (2011). Fact about Climate change. [ Online]. Available:

                     http://www.thegreatwarming.com/pdf/ClimateChangeFactsheet.pdf.

                     [ 2011, August 28].

Computers under Attack

                                 

 http://aaatechies.blogspot.com/2013/04/types-of-computer-virus.html

     It is said that computer viruses that cause difficulties for any users can be classified into three types; Trojan House, spyware, and Spam. A Trojan House is created to take identity 

bank- account numbers. A Spyware gathers data about the computer’s possessor. Lastly, a Spam is designed to deceive people and obtains money from them (Philpot, 2011: 47).

Reference: Philpot, S. (2011). “Computers under Attack.” Academic Skills. Oxford: Spain