What happens to 90% of the energy and what happens to the remaining 10% of the energy?

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass

Question 17 (1 point) where does penicillin come from? a. it is a chemical that man invented b. it is a fungus c. it is a toxin made by other bacteria d. it was discovered in archaebacteria