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).
To form a strand of DNA, nucleotides are linked into chains, with the phosphate and sugar groups alternating. The four types of nitrogen bases found in nucleotides are: adenine (A), thymine (T), guanine (G) and cytosine (C).