Listas de aspectos necesarios de los vehículos

What feature of cell theory is best demonstrated in the image

Which of the following is a common response to cell signaling?

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