II. Complete the sentences with the appropriate phrases from the vocabulary notes
1. Having a dual attraction, i.e., containing _______ a lipid-soluble _______ a water-soluble region is basic to the role of lipids as building blocks of cellular membranes.
2. Actin filaments _______ _______ structural _______, forming a dense complex web just under the plasma membrane.
3. The outer surface of the membrane will tend to be _______________ glycolipids, which have their hydrophobic tails embedded in the hydrophobic region of the membrane and their heads exposed outside the cell.
4. The carbon dioxide released by cells is generated by the Kreb's Cycle, as are the energy carriers (NADH and FADH2) which _______ _______ _______ in the next step.
5. The ultimate limit to the resolution of a light microscope is set by the wavelength of visible light, which_______ _______ about 0.4 μm (for violet) _______0.7 μm (for deep red).
6. The internal membranes of eukaryotic cells differ _______ structurally _______ chemically from the plasma membrane.
7. Speculative forms of extraterrestrial life _______ _______ humanoid and monstrous beings seen in works of science fiction _______ life at the much smaller scale of bacteria and viruses.