Even under the most ideal conditions, only about 8% of the internal energy of the steam produced in a steam engine can be converted into actual work. What happens to the other 92% of the steam’s available energy?

4. multiple crosses were made between true-breeding lines of black and yellow labrador retrievers. all the f1 progeny were black. when these progeny were intercrossed, they produced an f2 consisting of 91 black, 39 yellow and 30 chocolate. a. propose an explanation for the inheritance of coat color in labradors. b. propose a biochemical pathway for coat color determination and indicate how the relevant genes control coat coloration.