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| A new contractile vacuole (cv) forms in the proter and appears to be functional before division is complete. fv, food vacuole; mac, macronucleus. EM taken on 8/14/67 by R. Allen with Philips 200 TEM. Neg. 2,700X. Bar = 2.0µm. Published in Poste and Nicolson (eds.), Membrane Fusion, p. 749, Elsevier/North Holland Biomed. Press, 1978. |
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