It is hard to name on that is responsible for all but polution has a large impact on our daily life,hope this helped
Biology is the study of the natural world.Hope this helps!!
The process is likely to be triggered by the formation of the layers. Zygote is the structure that forms when a sperm fertilizes an egg, the zygote then divides many times by the process of mitosis to form an embryo. That is, it forms two cells, then four, then eight and so on, up to the eight stage the cells are identical and are called embryonic stem cell, which then develop into any specialized cells type by differentiation, that the growing embryo needs, such as the nerve cells, blood cells, among others.
One-third of all waste in landfills are waste products. They are of no use. The rest of them is methane and other waste. Time to time methane is removed, for using it for different purposes. In landfills, the waste is buried and fresh waste is added to it every day. By anaerobic process, the waste is broken down into methane and other products.
It must go through interphase to prepare itself