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Proteins are large, complex molecules that play many critical roles in the body. They do most of the work in cells and are required for the structure, function, and regulation of the body's tissues and organs.
These proteins provide structure and support for cells. On a larger scale, they also allow the body to move
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You want thicc thighs there you go big nose here you go big ears here you go by breeding with the qualities they want they will get a dog that looks how they want by breeding things with certain qualities together.In genetic engineering you can elimnate health risk and replace it with something else.
1.Net Energy Gain is a concept used in energy economics that refers to the difference between the energy expended to harvest an energy source and the amount of energy gained from that harvest.
