Electricity could be discovered using batteries based on zinc or lead, but without copper wiring it would remain little more than a scientific curiosity. Electric motors and generators require large amount of wiring, so they are impossible to build on large scale in this world
No they can not
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They are called the mesenteries. They are also called the mesenterium, they are peritoneal fold attaching to the small intestine to the dorsal body wall.In humans it wraps around the pancreas and the small intestine and extensions down around the colon and the upper portion of the rectum. Their function is to anchor the small intestine to the walls of the abdominal walls.
Adenine, Guanine, Cytosine, Thymine?