TLS Online TPP Program

#Question id: 5609


Just before sperm addition, sea urchin eggs are microinjected with a calcium chelator. What event will most likely not takes place after fertilization?

#Unit 5. Developmental Biology
  1. Depolarization of the plasma membrane

  2. Elevation of PLC activity

  3. Cortical granule exocytosis

  4. An increase in intracellular pH