Reduce the use of harmful products to the environment. Ways to reduce pollution in your home: 1  Buy biodegradable products. 2  Store all liquid chemicals and waste in spill-proof containers. 3  Eat organic foods that are grown without pesticides. 4  Look out for fertilizer or pesticide free products when you go to the market.educe the use of harmful products to the environment. Ways to reduce pollution in your home: 1  Buy biodegradable products. 2  Store all liquid chemicals and waste in spill-proof containers. 3  Eat organic foods that are grown without pesticides. 4  Look out for fertilizer or pesticide free products when you go to the market.
The four nitrogenous bases found in DNA are; Adenine (A), Thymine (T), Guanine (G) and Cytosine (C).
The four nitrogen-containing bases found in DNA are A, T, C and G. A and G are classified as purines, while C and T are considered as pyrimidines.. Purines are bigger in size compared to pyrimidines. An important discovery regarding the structure of DNA was made by Edwin Chargaff in 1949.