What causes cells to have different functions despite having the same DNA?

This is on the grounds that the entirety of the cells in our bodies start from a solitary prepared egg. With hardly any exemptions, all cells in an individual's body have a similar DNA and qualities. As cells isolate and develop various qualities are communicated, bringing about various cell types.

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects

carbon traps heat so more of it makes it hotter causing global warming. during the ice age carbon levels in the atmosphere were low so it got very cold. so the common things between them is carbon levels in the atmosphere.