quiz 7

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Across
  1. 3. small electron-dense bodies formed of ribonucleoprotein “protein attached to ribosomal RNA
  2. 4. Faintly stained areas of a clear fluidly matrix composed of proteins, metabolites and ions and housing other nuclear components
Down
  1. 1. a part of phospholipid molecule directed inwards facing each other in the inner part of the cell membrane
  2. 2. vesicles coming from rER contain crude protein and attached to convex surface.