a. d. Nucleus is a fluid in which all the cell components are suspended b. Nucleus d. Cell wall c. Cytoplasm 12 a. Cytoplasm c. Green plastids 13. The biological operations occur in a. cytoplasm. C. cell membrane. b. nucleus. d. chloroplasts. 14. organizes the biological operations in the cell and it is responsible for the cell division. b. Cytoplasm c. Green plastid d. Plasma membrane 15.is (are) responsible for making food by photosynthesis a. Chloroplasts b. Nucleus c. Cytoplasm d. Cell a. Nucleus 16. All the following are from the components of the animal cell exce