Lipids found in the cytoplasmic membranes of all eukaryotic cells are
A. polyunsaturated fats.
B. phospholipids.
C. steroids.
D. waxes.
E. triglycerides.
Answer: B
You might also like to view...
You are presented with an organism that has not been identified previously. Which feature would identify it as a fungus?
A. flagella B. cell wall C. nonparasitic D. absorptive nutrition E. mycelia
Why can't polysaccharides, lipids, or proteins permeate the cell membrane? Why are extracellular enzymes essential for microbes?
What will be an ideal response?
Megakaryocytes
A. give rise to platelets. B. produce fibrin for blood clotting. C. carry carbon dioxide in the blood. D. are important in the immune response.
Which statement about resting potential is true?
A) A resting membrane allows much more sodium than potassium to diffuse across it. B) The concentration of sodium is much higher inside the cell than outside. C) The resting potential exists because of differences in glucose concentration inside and outside the cell. D) The sodium-potassium pump contributes to the resting membrane potential.