I guess you forgot to add the picture or so.
Based on the Complementarity of the 4 nucleotides, The thymine must always be placed in front of the Adenine, and the Cytosine must always be placed in front of the Guanine.
Any change in this rule causes the deformation of the DNA, and can sometimes cause fatal diseases like the melanoma (skin cancer) etc...
Hope this Helps! :)
There are some insects that can walk on water, this phenomenon is possible because the water has surface tension. One animal that can walk on water is the lizard.
Carbohydrates are built from the building blocks of Oxygen, Hydrogen, and Nitrogen.