Can somebody answer my last 2 bio questions ill give brainliest and a 100 point question

If a robot fixed another robot is it a engineer or doctor?

The energy required to vaporize a certain amount of a substance is greater than the amount of energy necessary to raise the temperature of the same amout of that substance by 1 degreee celcius

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity