Okay, just 56 million, that wouldn't work, because it needs something to power off of.
Carbohydrates is the correct answer :) hope I helped!
Answer: C. Medulla and Cortex
The nephrons are found at the cortex-medulla junction. There are what we call as the juxtamedullary nephrons and cortical nephrons referring to their designated locations. The juxtamedullary nephrons are involved in the creation of concentrated urine of a person.
I think the correct answer from the choices listed above is option D. It is the balance that is directly used to make measurements. Fume hood is used as a place where preparation of solutions that are harmful is done. Eye wash station is used when a chemical is being spilled to the eye. The bunsen burner is used to heat substances.