Tornadoes only form under certain weather conditions. There are three types of airs for a tornado to form, warm humid air close to the ground, cold air in the upper atmosphere, and hot dry air on top that form a cap.(na, 2010) Hurricanes can form tornadoes adding to their destructive power.
Genetically modified crops. Genetically modified crops (GM crops, or biotech crops) are plants used in agriculture, the DNA of which has been modified using genetic engineering techniques. In most cases the aim is to introduce a new trait to the plant which does not occur naturally in the species.
Benefits of Genetically Modified Organisms. Genetically modified organisms (GMO) refers to plants or crops that have been modified using molecular biology techniques.These plants are modified in labs or research centers with the intention of enhancing its desired traits such as pest resistance, enhancing nutrition, etc.n addition to plants, now animals are also being genetically engineered. Although there are several concerns regarding the moral issues related to such modifications, science supports this technology because of the several benefits that it offers to mankind.