複選題36. Which of the following staten ements about autophagy, a self-degradative process that is important for balancing sources of energ rgy, is/are CORRECT? (A) Autophagy plays a housekeeping role in removing aggregated proteins, clearing damaged organelles and eliminating intracellular pathogens. (B) Autophagy, a self-catin eating proces ess, is thought of as a survival mechanism for an organism. (C) The autophagic pathway begins with the formation of a cup-shaped structure that envelops a region of the cytosol or an entire organelle, forming an autophagosome. (D)The autophagosome has double membranes, and fusion of the outer membrane with the lysosome delivers the enveloped contents to the interior of lysosome for degradation. (E)Autophagy can be cither non-selective or seicctive in the removal of specific organelles, ribosomes and protein aggregates.